Home / 3,455,422.60-5,183,133.90-1,658,000.20

Finding the Fourth Proportional to 3,455,422.60, 5,183,133.90 and 1,658,000.20

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Solution

The fourth proportional to 3,455,422.60, 5,183,133.90 and 1,658,000.20 is: 2,487,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,422.60 : 5,183,133.90 = 1,658,000.20 : x
  2. Step 2: Convert to fraction form
    3,455,422.60/5,183,133.90 = 1,658,000.20/x
  3. Step 3: Cross multiply
    3,455,422.60x = 5,183,133.90 × 1,658,000.20
  4. Step 4: Simplify right side
    3,455,422.60x = 8,593,637,042,826.78
  5. Step 5: Solve for x
    x = 8,593,637,042,826.78/3,455,422.60
  6. Step 6: Final answer
    x = 2,487,000.30

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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.