Home / 1,513,393.20-2,088,418.95-825,050.34

Finding the Fourth Proportional to 1,513,393.20, 2,088,418.95 and 825,050.34

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Solution

The fourth proportional to 1,513,393.20, 2,088,418.95 and 825,050.34 is: 1,138,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,393.20 : 2,088,418.95 = 825,050.34 : x
  2. Step 2: Convert to fraction form
    1,513,393.20/2,088,418.95 = 825,050.34/x
  3. Step 3: Cross multiply
    1,513,393.20x = 2,088,418.95 × 825,050.34
  4. Step 4: Simplify right side
    1,513,393.20x = 1,723,050,764,759.94
  5. Step 5: Solve for x
    x = 1,723,050,764,759.94/1,513,393.20
  6. Step 6: Final answer
    x = 1,138,534.76

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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.