Home / 2,784,525.91-4,176,792.45-762,787.57

Finding the Fourth Proportional to 2,784,525.91, 4,176,792.45 and 762,787.57

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Solution

The fourth proportional to 2,784,525.91, 4,176,792.45 and 762,787.57 is: 1,144,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,525.91 : 4,176,792.45 = 762,787.57 : x
  2. Step 2: Convert to fraction form
    2,784,525.91/4,176,792.45 = 762,787.57/x
  3. Step 3: Cross multiply
    2,784,525.91x = 4,176,792.45 × 762,787.57
  4. Step 4: Simplify right side
    2,784,525.91x = 3,186,005,363,329.85
  5. Step 5: Solve for x
    x = 3,186,005,363,329.85/2,784,525.91
  6. Step 6: Final answer
    x = 1,144,182.34

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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.