Home / 2,278,470.54-3,418,045.58-839,043.18

Finding the Fourth Proportional to 2,278,470.54, 3,418,045.58 and 839,043.18

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Solution

The fourth proportional to 2,278,470.54, 3,418,045.58 and 839,043.18 is: 1,258,689.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,278,470.54 : 3,418,045.58 = 839,043.18 : x
  2. Step 2: Convert to fraction form
    2,278,470.54/3,418,045.58 = 839,043.18/x
  3. Step 3: Cross multiply
    2,278,470.54x = 3,418,045.58 × 839,043.18
  4. Step 4: Simplify right side
    2,278,470.54x = 2,867,887,832,828.14
  5. Step 5: Solve for x
    x = 2,867,887,832,828.14/2,278,470.54
  6. Step 6: Final answer
    x = 1,258,689.89

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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.