Home / 1,721,002.78-2,581,074.96-506,337.68

Finding the Fourth Proportional to 1,721,002.78, 2,581,074.96 and 506,337.68

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Solution

The fourth proportional to 1,721,002.78, 2,581,074.96 and 506,337.68 is: 759,380.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,721,002.78 : 2,581,074.96 = 506,337.68 : x
  2. Step 2: Convert to fraction form
    1,721,002.78/2,581,074.96 = 506,337.68/x
  3. Step 3: Cross multiply
    1,721,002.78x = 2,581,074.96 × 506,337.68
  4. Step 4: Simplify right side
    1,721,002.78x = 1,306,895,507,152.49
  5. Step 5: Solve for x
    x = 1,306,895,507,152.49/1,721,002.78
  6. Step 6: Final answer
    x = 759,380.24

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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.