Home / 4,115,963.79-5,679,956.38-2,280,385.26

Finding the Fourth Proportional to 4,115,963.79, 5,679,956.38 and 2,280,385.26

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Solution

The fourth proportional to 4,115,963.79, 5,679,956.38 and 2,280,385.26 is: 3,146,890.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,963.79 : 5,679,956.38 = 2,280,385.26 : x
  2. Step 2: Convert to fraction form
    4,115,963.79/5,679,956.38 = 2,280,385.26/x
  3. Step 3: Cross multiply
    4,115,963.79x = 5,679,956.38 × 2,280,385.26
  4. Step 4: Simplify right side
    4,115,963.79x = 12,952,488,806,394.96
  5. Step 5: Solve for x
    x = 12,952,488,806,394.96/4,115,963.79
  6. Step 6: Final answer
    x = 3,146,890.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.