Home / 1,513,574.62-2,088,749.27-825,240.85

Finding the Fourth Proportional to 1,513,574.62, 2,088,749.27 and 825,240.85

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Solution

The fourth proportional to 1,513,574.62, 2,088,749.27 and 825,240.85 is: 1,138,841.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,574.62 : 2,088,749.27 = 825,240.85 : x
  2. Step 2: Convert to fraction form
    1,513,574.62/2,088,749.27 = 825,240.85/x
  3. Step 3: Cross multiply
    1,513,574.62x = 2,088,749.27 × 825,240.85
  4. Step 4: Simplify right side
    1,513,574.62x = 1,723,721,223,011.68
  5. Step 5: Solve for x
    x = 1,723,721,223,011.68/1,513,574.62
  6. Step 6: Final answer
    x = 1,138,841.26

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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.