Home / 3,830,957.57-5,286,758.15-2,112,139.73

Finding the Fourth Proportional to 3,830,957.57, 5,286,758.15 and 2,112,139.73

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Solution

The fourth proportional to 3,830,957.57, 5,286,758.15 and 2,112,139.73 is: 2,914,773.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,957.57 : 5,286,758.15 = 2,112,139.73 : x
  2. Step 2: Convert to fraction form
    3,830,957.57/5,286,758.15 = 2,112,139.73/x
  3. Step 3: Cross multiply
    3,830,957.57x = 5,286,758.15 × 2,112,139.73
  4. Step 4: Simplify right side
    3,830,957.57x = 11,166,371,931,516.30
  5. Step 5: Solve for x
    x = 11,166,371,931,516.30/3,830,957.57
  6. Step 6: Final answer
    x = 2,914,773.06

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