Home / 2,712,170.03-4,066,631.19-915,013.71

Finding the Fourth Proportional to 2,712,170.03, 4,066,631.19 and 915,013.71

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Solution

The fourth proportional to 2,712,170.03, 4,066,631.19 and 915,013.71 is: 1,371,972.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712,170.03 : 4,066,631.19 = 915,013.71 : x
  2. Step 2: Convert to fraction form
    2,712,170.03/4,066,631.19 = 915,013.71/x
  3. Step 3: Cross multiply
    2,712,170.03x = 4,066,631.19 × 915,013.71
  4. Step 4: Simplify right side
    2,712,170.03x = 3,721,023,292,363.62
  5. Step 5: Solve for x
    x = 3,721,023,292,363.62/2,712,170.03
  6. Step 6: Final answer
    x = 1,371,972.72

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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.