Home / 749,937.60-1,127,530.80-734,191.20

Finding the Fourth Proportional to 749,937.60, 1,127,530.80 and 734,191.20

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Solution

The fourth proportional to 749,937.60, 1,127,530.80 and 734,191.20 is: 1,103,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    749,937.60 : 1,127,530.80 = 734,191.20 : x
  2. Step 2: Convert to fraction form
    749,937.60/1,127,530.80 = 734,191.20/x
  3. Step 3: Cross multiply
    749,937.60x = 1,127,530.80 × 734,191.20
  4. Step 4: Simplify right side
    749,937.60x = 827,823,191,088.96
  5. Step 5: Solve for x
    x = 827,823,191,088.96/749,937.60
  6. Step 6: Final answer
    x = 1,103,856.10

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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.