Home / 1,513,300.71-2,088,378.15-824,972.97

Finding the Fourth Proportional to 1,513,300.71, 2,088,378.15 and 824,972.97

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Solution

The fourth proportional to 1,513,300.71, 2,088,378.15 and 824,972.97 is: 1,138,475.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,300.71 : 2,088,378.15 = 824,972.97 : x
  2. Step 2: Convert to fraction form
    1,513,300.71/2,088,378.15 = 824,972.97/x
  3. Step 3: Cross multiply
    1,513,300.71x = 2,088,378.15 × 824,972.97
  4. Step 4: Simplify right side
    1,513,300.71x = 1,722,855,524,888.61
  5. Step 5: Solve for x
    x = 1,722,855,524,888.61/1,513,300.71
  6. Step 6: Final answer
    x = 1,138,475.33

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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.