Home / 3,840,874.31-5,300,343.84-2,098,506.20

Finding the Fourth Proportional to 3,840,874.31, 5,300,343.84 and 2,098,506.20

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Solution

The fourth proportional to 3,840,874.31, 5,300,343.84 and 2,098,506.20 is: 2,895,904.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,874.31 : 5,300,343.84 = 2,098,506.20 : x
  2. Step 2: Convert to fraction form
    3,840,874.31/5,300,343.84 = 2,098,506.20/x
  3. Step 3: Cross multiply
    3,840,874.31x = 5,300,343.84 × 2,098,506.20
  4. Step 4: Simplify right side
    3,840,874.31x = 11,122,804,378,623.82
  5. Step 5: Solve for x
    x = 11,122,804,378,623.82/3,840,874.31
  6. Step 6: Final answer
    x = 2,895,904.29

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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.