Home / 4,455,059.40-6,682,589.10-3,108,742.20

Finding the Fourth Proportional to 4,455,059.40, 6,682,589.10 and 3,108,742.20

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Solution

The fourth proportional to 4,455,059.40, 6,682,589.10 and 3,108,742.20 is: 4,663,113.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455,059.40 : 6,682,589.10 = 3,108,742.20 : x
  2. Step 2: Convert to fraction form
    4,455,059.40/6,682,589.10 = 3,108,742.20/x
  3. Step 3: Cross multiply
    4,455,059.40x = 6,682,589.10 × 3,108,742.20
  4. Step 4: Simplify right side
    4,455,059.40x = 20,774,446,740,430.02
  5. Step 5: Solve for x
    x = 20,774,446,740,430.02/4,455,059.40
  6. Step 6: Final answer
    x = 4,663,113.30

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.