Home / 1,341,711.60-2,011,012.20-542,468.40

Finding the Fourth Proportional to 1,341,711.60, 2,011,012.20 and 542,468.40

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Solution

The fourth proportional to 1,341,711.60, 2,011,012.20 and 542,468.40 is: 813,073.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341,711.60 : 2,011,012.20 = 542,468.40 : x
  2. Step 2: Convert to fraction form
    1,341,711.60/2,011,012.20 = 542,468.40/x
  3. Step 3: Cross multiply
    1,341,711.60x = 2,011,012.20 × 542,468.40
  4. Step 4: Simplify right side
    1,341,711.60x = 1,090,910,570,514.48
  5. Step 5: Solve for x
    x = 1,090,910,570,514.48/1,341,711.60
  6. Step 6: Final answer
    x = 813,073.82

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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.