Home / 2,784,702.52-4,177,057.04-762,963.60

Finding the Fourth Proportional to 2,784,702.52, 4,177,057.04 and 762,963.60

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Solution

The fourth proportional to 2,784,702.52, 4,177,057.04 and 762,963.60 is: 1,144,446.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,702.52 : 4,177,057.04 = 762,963.60 : x
  2. Step 2: Convert to fraction form
    2,784,702.52/4,177,057.04 = 762,963.60/x
  3. Step 3: Cross multiply
    2,784,702.52x = 4,177,057.04 × 762,963.60
  4. Step 4: Simplify right side
    2,784,702.52x = 3,186,942,476,643.74
  5. Step 5: Solve for x
    x = 3,186,942,476,643.74/2,784,702.52
  6. Step 6: Final answer
    x = 1,144,446.29

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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.