Home / 3,206,730.31-4,425,129.98-1,756,432.20

Finding the Fourth Proportional to 3,206,730.31, 4,425,129.98 and 1,756,432.20

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Solution

The fourth proportional to 3,206,730.31, 4,425,129.98 and 1,756,432.20 is: 2,423,789.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206,730.31 : 4,425,129.98 = 1,756,432.20 : x
  2. Step 2: Convert to fraction form
    3,206,730.31/4,425,129.98 = 1,756,432.20/x
  3. Step 3: Cross multiply
    3,206,730.31x = 4,425,129.98 × 1,756,432.20
  4. Step 4: Simplify right side
    3,206,730.31x = 7,772,440,755,149.55
  5. Step 5: Solve for x
    x = 7,772,440,755,149.55/3,206,730.31
  6. Step 6: Final answer
    x = 2,423,789.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.