Home / 1,513,644.58-2,088,845.85-825,310.81

Finding the Fourth Proportional to 1,513,644.58, 2,088,845.85 and 825,310.81

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Solution

The fourth proportional to 1,513,644.58, 2,088,845.85 and 825,310.81 is: 1,138,937.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,644.58 : 2,088,845.85 = 825,310.81 : x
  2. Step 2: Convert to fraction form
    1,513,644.58/2,088,845.85 = 825,310.81/x
  3. Step 3: Cross multiply
    1,513,644.58x = 2,088,845.85 × 825,310.81
  4. Step 4: Simplify right side
    1,513,644.58x = 1,723,947,060,428.64
  5. Step 5: Solve for x
    x = 1,723,947,060,428.64/1,513,644.58
  6. Step 6: Final answer
    x = 1,138,937.82

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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.