Home / 3,279,140.20-4,918,710.30-1,034,986.60

Finding the Fourth Proportional to 3,279,140.20, 4,918,710.30 and 1,034,986.60

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Solution

The fourth proportional to 3,279,140.20, 4,918,710.30 and 1,034,986.60 is: 1,552,479.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279,140.20 : 4,918,710.30 = 1,034,986.60 : x
  2. Step 2: Convert to fraction form
    3,279,140.20/4,918,710.30 = 1,034,986.60/x
  3. Step 3: Cross multiply
    3,279,140.20x = 4,918,710.30 × 1,034,986.60
  4. Step 4: Simplify right side
    3,279,140.20x = 5,090,799,249,781.98
  5. Step 5: Solve for x
    x = 5,090,799,249,781.98/3,279,140.20
  6. Step 6: Final answer
    x = 1,552,479.90

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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.