Home / 1,513,571.20-2,088,744.56-825,237.44

Finding the Fourth Proportional to 1,513,571.20, 2,088,744.56 and 825,237.44

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Solution

The fourth proportional to 1,513,571.20, 2,088,744.56 and 825,237.44 is: 1,138,836.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,571.20 : 2,088,744.56 = 825,237.44 : x
  2. Step 2: Convert to fraction form
    1,513,571.20/2,088,744.56 = 825,237.44/x
  3. Step 3: Cross multiply
    1,513,571.20x = 2,088,744.56 × 825,237.44
  4. Step 4: Simplify right side
    1,513,571.20x = 1,723,710,213,508.33
  5. Step 5: Solve for x
    x = 1,723,710,213,508.33/1,513,571.20
  6. Step 6: Final answer
    x = 1,138,836.56

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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.