Home / 1,248,687.87-1,723,189.23-675,728.04

Finding the Fourth Proportional to 1,248,687.87, 1,723,189.23 and 675,728.04

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Solution

The fourth proportional to 1,248,687.87, 1,723,189.23 and 675,728.04 is: 932,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,687.87 : 1,723,189.23 = 675,728.04 : x
  2. Step 2: Convert to fraction form
    1,248,687.87/1,723,189.23 = 675,728.04/x
  3. Step 3: Cross multiply
    1,248,687.87x = 1,723,189.23 × 675,728.04
  4. Step 4: Simplify right side
    1,248,687.87x = 1,164,407,280,937.01
  5. Step 5: Solve for x
    x = 1,164,407,280,937.01/1,248,687.87
  6. Step 6: Final answer
    x = 932,504.68

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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.