Home / 2,229,853.50-3,077,147.61-1,299,503.70

Finding the Fourth Proportional to 2,229,853.50, 3,077,147.61 and 1,299,503.70

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Solution

The fourth proportional to 2,229,853.50, 3,077,147.61 and 1,299,503.70 is: 1,793,285.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229,853.50 : 3,077,147.61 = 1,299,503.70 : x
  2. Step 2: Convert to fraction form
    2,229,853.50/3,077,147.61 = 1,299,503.70/x
  3. Step 3: Cross multiply
    2,229,853.50x = 3,077,147.61 × 1,299,503.70
  4. Step 4: Simplify right side
    2,229,853.50x = 3,998,764,704,641.16
  5. Step 5: Solve for x
    x = 3,998,764,704,641.16/2,229,853.50
  6. Step 6: Final answer
    x = 1,793,285.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.