Home / 1,371,518.38-2,057,470.42-572,618.22

Finding the Fourth Proportional to 1,371,518.38, 2,057,470.42 and 572,618.22

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Solution

The fourth proportional to 1,371,518.38, 2,057,470.42 and 572,618.22 is: 859,007.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,518.38 : 2,057,470.42 = 572,618.22 : x
  2. Step 2: Convert to fraction form
    1,371,518.38/2,057,470.42 = 572,618.22/x
  3. Step 3: Cross multiply
    1,371,518.38x = 2,057,470.42 × 572,618.22
  4. Step 4: Simplify right side
    1,371,518.38x = 1,178,145,049,603.05
  5. Step 5: Solve for x
    x = 1,178,145,049,603.05/1,371,518.38
  6. Step 6: Final answer
    x = 859,007.85

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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.