Home / 1,639,566.59-2,459,423.69-502,245.78

Finding the Fourth Proportional to 1,639,566.59, 2,459,423.69 and 502,245.78

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Solution

The fourth proportional to 1,639,566.59, 2,459,423.69 and 502,245.78 is: 753,391.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,566.59 : 2,459,423.69 = 502,245.78 : x
  2. Step 2: Convert to fraction form
    1,639,566.59/2,459,423.69 = 502,245.78/x
  3. Step 3: Cross multiply
    1,639,566.59x = 2,459,423.69 × 502,245.78
  4. Step 4: Simplify right side
    1,639,566.59x = 1,235,235,167,023.30
  5. Step 5: Solve for x
    x = 1,235,235,167,023.30/1,639,566.59
  6. Step 6: Final answer
    x = 753,391.28

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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.