Home / 3,498,658.20-5,247,987.30-1,729,186.20

Finding the Fourth Proportional to 3,498,658.20, 5,247,987.30 and 1,729,186.20

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Solution

The fourth proportional to 3,498,658.20, 5,247,987.30 and 1,729,186.20 is: 2,593,779.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,498,658.20 : 5,247,987.30 = 1,729,186.20 : x
  2. Step 2: Convert to fraction form
    3,498,658.20/5,247,987.30 = 1,729,186.20/x
  3. Step 3: Cross multiply
    3,498,658.20x = 5,247,987.30 × 1,729,186.20
  4. Step 4: Simplify right side
    3,498,658.20x = 9,074,747,216,935.26
  5. Step 5: Solve for x
    x = 9,074,747,216,935.26/3,498,658.20
  6. Step 6: Final answer
    x = 2,593,779.30

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Double scale
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Similar ratio
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1.5x scale

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.