Home / 2,485,008.76-3,727,097.94-688,073.88

Finding the Fourth Proportional to 2,485,008.76, 3,727,097.94 and 688,073.88

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Solution

The fourth proportional to 2,485,008.76, 3,727,097.94 and 688,073.88 is: 1,031,995.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,485,008.76 : 3,727,097.94 = 688,073.88 : x
  2. Step 2: Convert to fraction form
    2,485,008.76/3,727,097.94 = 688,073.88/x
  3. Step 3: Cross multiply
    2,485,008.76x = 3,727,097.94 × 688,073.88
  4. Step 4: Simplify right side
    2,485,008.76x = 2,564,518,740,715.81
  5. Step 5: Solve for x
    x = 2,564,518,740,715.81/2,485,008.76
  6. Step 6: Final answer
    x = 1,031,995.86

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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.