Home / 3,715,631.38-5,127,161.34-2,083,702.92

Finding the Fourth Proportional to 3,715,631.38, 5,127,161.34 and 2,083,702.92

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Solution

The fourth proportional to 3,715,631.38, 5,127,161.34 and 2,083,702.92 is: 2,875,280.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,715,631.38 : 5,127,161.34 = 2,083,702.92 : x
  2. Step 2: Convert to fraction form
    3,715,631.38/5,127,161.34 = 2,083,702.92/x
  3. Step 3: Cross multiply
    3,715,631.38x = 5,127,161.34 × 2,083,702.92
  4. Step 4: Simplify right side
    3,715,631.38x = 10,683,481,055,469.11
  5. Step 5: Solve for x
    x = 10,683,481,055,469.11/3,715,631.38
  6. Step 6: Final answer
    x = 2,875,280.12

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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.