Home / 1,252,548.60-1,728,523.98-679,589.88

Finding the Fourth Proportional to 1,252,548.60, 1,728,523.98 and 679,589.88

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Solution

The fourth proportional to 1,252,548.60, 1,728,523.98 and 679,589.88 is: 937,837.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,548.60 : 1,728,523.98 = 679,589.88 : x
  2. Step 2: Convert to fraction form
    1,252,548.60/1,728,523.98 = 679,589.88/x
  3. Step 3: Cross multiply
    1,252,548.60x = 1,728,523.98 × 679,589.88
  4. Step 4: Simplify right side
    1,252,548.60x = 1,174,687,404,145.32
  5. Step 5: Solve for x
    x = 1,174,687,404,145.32/1,252,548.60
  6. Step 6: Final answer
    x = 937,837.78

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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.