Home / 1,002,195.20-1,501,543.20-862,227.20

Finding the Fourth Proportional to 1,002,195.20, 1,501,543.20 and 862,227.20

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Solution

The fourth proportional to 1,002,195.20, 1,501,543.20 and 862,227.20 is: 1,291,835.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,195.20 : 1,501,543.20 = 862,227.20 : x
  2. Step 2: Convert to fraction form
    1,002,195.20/1,501,543.20 = 862,227.20/x
  3. Step 3: Cross multiply
    1,002,195.20x = 1,501,543.20 × 862,227.20
  4. Step 4: Simplify right side
    1,002,195.20x = 1,294,671,389,015.04
  5. Step 5: Solve for x
    x = 1,294,671,389,015.04/1,002,195.20
  6. Step 6: Final answer
    x = 1,291,835.55

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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.