Home / 2,750,876.20-4,128,282.60-1,154,584.90

Finding the Fourth Proportional to 2,750,876.20, 4,128,282.60 and 1,154,584.90

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Solution

The fourth proportional to 2,750,876.20, 4,128,282.60 and 1,154,584.90 is: 1,732,703.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,876.20 : 4,128,282.60 = 1,154,584.90 : x
  2. Step 2: Convert to fraction form
    2,750,876.20/4,128,282.60 = 1,154,584.90/x
  3. Step 3: Cross multiply
    2,750,876.20x = 4,128,282.60 × 1,154,584.90
  4. Step 4: Simplify right side
    2,750,876.20x = 4,766,452,752,892.74
  5. Step 5: Solve for x
    x = 4,766,452,752,892.74/2,750,876.20
  6. Step 6: Final answer
    x = 1,732,703.48

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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.