Home / 1,513,379.43-2,088,398.70-825,034.55

Finding the Fourth Proportional to 1,513,379.43, 2,088,398.70 and 825,034.55

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Solution

The fourth proportional to 1,513,379.43, 2,088,398.70 and 825,034.55 is: 1,138,512.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,379.43 : 2,088,398.70 = 825,034.55 : x
  2. Step 2: Convert to fraction form
    1,513,379.43/2,088,398.70 = 825,034.55/x
  3. Step 3: Cross multiply
    1,513,379.43x = 2,088,398.70 × 825,034.55
  4. Step 4: Simplify right side
    1,513,379.43x = 1,723,001,071,233.09
  5. Step 5: Solve for x
    x = 1,723,001,071,233.09/1,513,379.43
  6. Step 6: Final answer
    x = 1,138,512.28

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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.