Home / 2,897,115.30-3,998,513.88-1,673,200.85

Finding the Fourth Proportional to 2,897,115.30, 3,998,513.88 and 1,673,200.85

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Solution

The fourth proportional to 2,897,115.30, 3,998,513.88 and 1,673,200.85 is: 2,309,302.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,115.30 : 3,998,513.88 = 1,673,200.85 : x
  2. Step 2: Convert to fraction form
    2,897,115.30/3,998,513.88 = 1,673,200.85/x
  3. Step 3: Cross multiply
    2,897,115.30x = 3,998,513.88 × 1,673,200.85
  4. Step 4: Simplify right side
    2,897,115.30x = 6,690,316,802,760.23
  5. Step 5: Solve for x
    x = 6,690,316,802,760.23/2,897,115.30
  6. Step 6: Final answer
    x = 2,309,302.91

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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.