Home / 2,970,562.20-4,455,843.30-726,700.20

Finding the Fourth Proportional to 2,970,562.20, 4,455,843.30 and 726,700.20

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Solution

The fourth proportional to 2,970,562.20, 4,455,843.30 and 726,700.20 is: 1,090,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,562.20 : 4,455,843.30 = 726,700.20 : x
  2. Step 2: Convert to fraction form
    2,970,562.20/4,455,843.30 = 726,700.20/x
  3. Step 3: Cross multiply
    2,970,562.20x = 4,455,843.30 × 726,700.20
  4. Step 4: Simplify right side
    2,970,562.20x = 3,238,062,217,278.66
  5. Step 5: Solve for x
    x = 3,238,062,217,278.66/2,970,562.20
  6. Step 6: Final answer
    x = 1,090,050.30

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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.