Home / 1,248,687.40-1,723,188.60-675,727.56

Finding the Fourth Proportional to 1,248,687.40, 1,723,188.60 and 675,727.56

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Solution

The fourth proportional to 1,248,687.40, 1,723,188.60 and 675,727.56 is: 932,504.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,687.40 : 1,723,188.60 = 675,727.56 : x
  2. Step 2: Convert to fraction form
    1,248,687.40/1,723,188.60 = 675,727.56/x
  3. Step 3: Cross multiply
    1,248,687.40x = 1,723,188.60 × 675,727.56
  4. Step 4: Simplify right side
    1,248,687.40x = 1,164,406,028,097.82
  5. Step 5: Solve for x
    x = 1,164,406,028,097.82/1,248,687.40
  6. Step 6: Final answer
    x = 932,504.03

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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.