Home / 2,217,624.90-3,059,744.03-1,299,360.66

Finding the Fourth Proportional to 2,217,624.90, 3,059,744.03 and 1,299,360.66

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Solution

The fourth proportional to 2,217,624.90, 3,059,744.03 and 1,299,360.66 is: 1,792,778.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,624.90 : 3,059,744.03 = 1,299,360.66 : x
  2. Step 2: Convert to fraction form
    2,217,624.90/3,059,744.03 = 1,299,360.66/x
  3. Step 3: Cross multiply
    2,217,624.90x = 3,059,744.03 × 1,299,360.66
  4. Step 4: Simplify right side
    2,217,624.90x = 3,975,711,015,755.06
  5. Step 5: Solve for x
    x = 3,975,711,015,755.06/2,217,624.90
  6. Step 6: Final answer
    x = 1,792,778.85

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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.