Home / 3,639,575.70-5,459,363.55-2,799,767.70

Finding the Fourth Proportional to 3,639,575.70, 5,459,363.55 and 2,799,767.70

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Solution

The fourth proportional to 3,639,575.70, 5,459,363.55 and 2,799,767.70 is: 4,199,651.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,639,575.70 : 5,459,363.55 = 2,799,767.70 : x
  2. Step 2: Convert to fraction form
    3,639,575.70/5,459,363.55 = 2,799,767.70/x
  3. Step 3: Cross multiply
    3,639,575.70x = 5,459,363.55 × 2,799,767.70
  4. Step 4: Simplify right side
    3,639,575.70x = 15,284,949,729,847.34
  5. Step 5: Solve for x
    x = 15,284,949,729,847.34/3,639,575.70
  6. Step 6: Final answer
    x = 4,199,651.55

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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.