Home / 2,784,694.28-4,177,044.66-762,955.72

Finding the Fourth Proportional to 2,784,694.28, 4,177,044.66 and 762,955.72

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Solution

The fourth proportional to 2,784,694.28, 4,177,044.66 and 762,955.72 is: 1,144,434.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,694.28 : 4,177,044.66 = 762,955.72 : x
  2. Step 2: Convert to fraction form
    2,784,694.28/4,177,044.66 = 762,955.72/x
  3. Step 3: Cross multiply
    2,784,694.28x = 4,177,044.66 × 762,955.72
  4. Step 4: Simplify right side
    2,784,694.28x = 3,186,900,116,042.46
  5. Step 5: Solve for x
    x = 3,186,900,116,042.46/2,784,694.28
  6. Step 6: Final answer
    x = 1,144,434.47

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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.