Home / 4,581,780.20-6,872,670.30-4,161,876.20

Finding the Fourth Proportional to 4,581,780.20, 6,872,670.30 and 4,161,876.20

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Solution

The fourth proportional to 4,581,780.20, 6,872,670.30 and 4,161,876.20 is: 6,242,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,581,780.20 : 6,872,670.30 = 4,161,876.20 : x
  2. Step 2: Convert to fraction form
    4,581,780.20/6,872,670.30 = 4,161,876.20/x
  3. Step 3: Cross multiply
    4,581,780.20x = 6,872,670.30 × 4,161,876.20
  4. Step 4: Simplify right side
    4,581,780.20x = 28,603,202,952,016.86
  5. Step 5: Solve for x
    x = 28,603,202,952,016.86/4,581,780.20
  6. Step 6: Final answer
    x = 6,242,814.30

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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.