Home / 1,513,569.32-2,088,741.97-825,235.56

Finding the Fourth Proportional to 1,513,569.32, 2,088,741.97 and 825,235.56

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Solution

The fourth proportional to 1,513,569.32, 2,088,741.97 and 825,235.56 is: 1,138,833.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,569.32 : 2,088,741.97 = 825,235.56 : x
  2. Step 2: Convert to fraction form
    1,513,569.32/2,088,741.97 = 825,235.56/x
  3. Step 3: Cross multiply
    1,513,569.32x = 2,088,741.97 × 825,235.56
  4. Step 4: Simplify right side
    1,513,569.32x = 1,723,704,149,308.45
  5. Step 5: Solve for x
    x = 1,723,704,149,308.45/1,513,569.32
  6. Step 6: Final answer
    x = 1,138,833.96

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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.