Home / 3,862,821.40-5,331,353.22-2,230,935.46

Finding the Fourth Proportional to 3,862,821.40, 5,331,353.22 and 2,230,935.46

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Solution

The fourth proportional to 3,862,821.40, 5,331,353.22 and 2,230,935.46 is: 3,079,071.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,862,821.40 : 5,331,353.22 = 2,230,935.46 : x
  2. Step 2: Convert to fraction form
    3,862,821.40/5,331,353.22 = 2,230,935.46/x
  3. Step 3: Cross multiply
    3,862,821.40x = 5,331,353.22 × 2,230,935.46
  4. Step 4: Simplify right side
    3,862,821.40x = 11,893,904,948,283.18
  5. Step 5: Solve for x
    x = 11,893,904,948,283.18/3,862,821.40
  6. Step 6: Final answer
    x = 3,079,071.93

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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.