Home / 1,581,081.21-2,371,613.31-383,002.92

Finding the Fourth Proportional to 1,581,081.21, 2,371,613.31 and 383,002.92

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Solution

The fourth proportional to 1,581,081.21, 2,371,613.31 and 383,002.92 is: 574,502.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,081.21 : 2,371,613.31 = 383,002.92 : x
  2. Step 2: Convert to fraction form
    1,581,081.21/2,371,613.31 = 383,002.92/x
  3. Step 3: Cross multiply
    1,581,081.21x = 2,371,613.31 × 383,002.92
  4. Step 4: Simplify right side
    1,581,081.21x = 908,334,822,840.87
  5. Step 5: Solve for x
    x = 908,334,822,840.87/1,581,081.21
  6. Step 6: Final answer
    x = 574,502.32

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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.