Home / 2,340,031.20-3,510,046.80-657,189.60

Finding the Fourth Proportional to 2,340,031.20, 3,510,046.80 and 657,189.60

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Solution

The fourth proportional to 2,340,031.20, 3,510,046.80 and 657,189.60 is: 985,784.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340,031.20 : 3,510,046.80 = 657,189.60 : x
  2. Step 2: Convert to fraction form
    2,340,031.20/3,510,046.80 = 657,189.60/x
  3. Step 3: Cross multiply
    2,340,031.20x = 3,510,046.80 × 657,189.60
  4. Step 4: Simplify right side
    2,340,031.20x = 2,306,766,252,473.28
  5. Step 5: Solve for x
    x = 2,306,766,252,473.28/2,340,031.20
  6. Step 6: Final answer
    x = 985,784.40

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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.