Home / 2,754,529.20-4,131,793.80-861,267.60

Finding the Fourth Proportional to 2,754,529.20, 4,131,793.80 and 861,267.60

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Solution

The fourth proportional to 2,754,529.20, 4,131,793.80 and 861,267.60 is: 1,291,901.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,754,529.20 : 4,131,793.80 = 861,267.60 : x
  2. Step 2: Convert to fraction form
    2,754,529.20/4,131,793.80 = 861,267.60/x
  3. Step 3: Cross multiply
    2,754,529.20x = 4,131,793.80 × 861,267.60
  4. Step 4: Simplify right side
    2,754,529.20x = 3,558,580,129,820.88
  5. Step 5: Solve for x
    x = 3,558,580,129,820.88/2,754,529.20
  6. Step 6: Final answer
    x = 1,291,901.40

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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.