Home / 1,427,352.52-2,141,268.74-707,729.74

Finding the Fourth Proportional to 1,427,352.52, 2,141,268.74 and 707,729.74

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Solution

The fourth proportional to 1,427,352.52, 2,141,268.74 and 707,729.74 is: 1,061,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,352.52 : 2,141,268.74 = 707,729.74 : x
  2. Step 2: Convert to fraction form
    1,427,352.52/2,141,268.74 = 707,729.74/x
  3. Step 3: Cross multiply
    1,427,352.52x = 2,141,268.74 × 707,729.74
  4. Step 4: Simplify right side
    1,427,352.52x = 1,515,439,568,630.33
  5. Step 5: Solve for x
    x = 1,515,439,568,630.33/1,427,352.52
  6. Step 6: Final answer
    x = 1,061,713.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.