Home / 3,246,354.20-4,860,200.10-1,986,642.20

Finding the Fourth Proportional to 3,246,354.20, 4,860,200.10 and 1,986,642.20

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Solution

The fourth proportional to 3,246,354.20, 4,860,200.10 and 1,986,642.20 is: 2,974,252.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,246,354.20 : 4,860,200.10 = 1,986,642.20 : x
  2. Step 2: Convert to fraction form
    3,246,354.20/4,860,200.10 = 1,986,642.20/x
  3. Step 3: Cross multiply
    3,246,354.20x = 4,860,200.10 × 1,986,642.20
  4. Step 4: Simplify right side
    3,246,354.20x = 9,655,478,619,104.22
  5. Step 5: Solve for x
    x = 9,655,478,619,104.22/3,246,354.20
  6. Step 6: Final answer
    x = 2,974,252.97

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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.