Home / 1,340,473.20-2,010,018.60-498,591.60

Finding the Fourth Proportional to 1,340,473.20, 2,010,018.60 and 498,591.60

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Solution

The fourth proportional to 1,340,473.20, 2,010,018.60 and 498,591.60 is: 747,630.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,340,473.20 : 2,010,018.60 = 498,591.60 : x
  2. Step 2: Convert to fraction form
    1,340,473.20/2,010,018.60 = 498,591.60/x
  3. Step 3: Cross multiply
    1,340,473.20x = 2,010,018.60 × 498,591.60
  4. Step 4: Simplify right side
    1,340,473.20x = 1,002,178,389,803.76
  5. Step 5: Solve for x
    x = 1,002,178,389,803.76/1,340,473.20
  6. Step 6: Final answer
    x = 747,630.31

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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.