Home / 2,497,200.80-3,746,319.60-814,431.20

Finding the Fourth Proportional to 2,497,200.80, 3,746,319.60 and 814,431.20

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Solution

The fourth proportional to 2,497,200.80, 3,746,319.60 and 814,431.20 is: 1,221,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,497,200.80 : 3,746,319.60 = 814,431.20 : x
  2. Step 2: Convert to fraction form
    2,497,200.80/3,746,319.60 = 814,431.20/x
  3. Step 3: Cross multiply
    2,497,200.80x = 3,746,319.60 × 814,431.20
  4. Step 4: Simplify right side
    2,497,200.80x = 3,051,119,567,411.52
  5. Step 5: Solve for x
    x = 3,051,119,567,411.52/2,497,200.80
  6. Step 6: Final answer
    x = 1,221,815.87

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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.