Home / 3,287,115.90-4,927,320.45-2,222,265.60

Finding the Fourth Proportional to 3,287,115.90, 4,927,320.45 and 2,222,265.60

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Solution

The fourth proportional to 3,287,115.90, 4,927,320.45 and 2,222,265.60 is: 3,331,131.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,287,115.90 : 4,927,320.45 = 2,222,265.60 : x
  2. Step 2: Convert to fraction form
    3,287,115.90/4,927,320.45 = 2,222,265.60/x
  3. Step 3: Cross multiply
    3,287,115.90x = 4,927,320.45 × 2,222,265.60
  4. Step 4: Simplify right side
    3,287,115.90x = 10,949,814,736,211.52
  5. Step 5: Solve for x
    x = 10,949,814,736,211.52/3,287,115.90
  6. Step 6: Final answer
    x = 3,331,131.32

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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.