Home / 3,847,862.10-5,767,986.15-1,822,546.20

Finding the Fourth Proportional to 3,847,862.10, 5,767,986.15 and 1,822,546.20

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Solution

The fourth proportional to 3,847,862.10, 5,767,986.15 and 1,822,546.20 is: 2,732,016.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,847,862.10 : 5,767,986.15 = 1,822,546.20 : x
  2. Step 2: Convert to fraction form
    3,847,862.10/5,767,986.15 = 1,822,546.20/x
  3. Step 3: Cross multiply
    3,847,862.10x = 5,767,986.15 × 1,822,546.20
  4. Step 4: Simplify right side
    3,847,862.10x = 10,512,421,239,335.13
  5. Step 5: Solve for x
    x = 10,512,421,239,335.13/3,847,862.10
  6. Step 6: Final answer
    x = 2,732,016.11

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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.