Home / 749,867.60-1,127,425.80-734,121.20

Finding the Fourth Proportional to 749,867.60, 1,127,425.80 and 734,121.20

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Solution

The fourth proportional to 749,867.60, 1,127,425.80 and 734,121.20 is: 1,103,751.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,867.60 : 1,127,425.80 = 734,121.20 : x
  2. Step 2: Convert to fraction form
    749,867.60/1,127,425.80 = 734,121.20/x
  3. Step 3: Cross multiply
    749,867.60x = 1,127,425.80 × 734,121.20
  4. Step 4: Simplify right side
    749,867.60x = 827,667,181,206.96
  5. Step 5: Solve for x
    x = 827,667,181,206.96/749,867.60
  6. Step 6: Final answer
    x = 1,103,751.09

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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.