Home / 2,278,469.53-3,418,044.08-839,042.18

Finding the Fourth Proportional to 2,278,469.53, 3,418,044.08 and 839,042.18

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Solution

The fourth proportional to 2,278,469.53, 3,418,044.08 and 839,042.18 is: 1,258,688.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,469.53 : 3,418,044.08 = 839,042.18 : x
  2. Step 2: Convert to fraction form
    2,278,469.53/3,418,044.08 = 839,042.18/x
  3. Step 3: Cross multiply
    2,278,469.53x = 3,418,044.08 × 839,042.18
  4. Step 4: Simplify right side
    2,278,469.53x = 2,867,883,156,219.29
  5. Step 5: Solve for x
    x = 2,867,883,156,219.29/2,278,469.53
  6. Step 6: Final answer
    x = 1,258,688.40

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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.