Home / 2,616,600.30-3,924,900.45-1,720,805.10

Finding the Fourth Proportional to 2,616,600.30, 3,924,900.45 and 1,720,805.10

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Solution

The fourth proportional to 2,616,600.30, 3,924,900.45 and 1,720,805.10 is: 2,581,207.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,616,600.30 : 3,924,900.45 = 1,720,805.10 : x
  2. Step 2: Convert to fraction form
    2,616,600.30/3,924,900.45 = 1,720,805.10/x
  3. Step 3: Cross multiply
    2,616,600.30x = 3,924,900.45 × 1,720,805.10
  4. Step 4: Simplify right side
    2,616,600.30x = 6,753,988,711,352.30
  5. Step 5: Solve for x
    x = 6,753,988,711,352.30/2,616,600.30
  6. Step 6: Final answer
    x = 2,581,207.65

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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.