Home / 2,217,568.78-3,060,246.18-1,198,972.72

Finding the Fourth Proportional to 2,217,568.78, 3,060,246.18 and 1,198,972.72

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Solution

The fourth proportional to 2,217,568.78, 3,060,246.18 and 1,198,972.72 is: 1,654,583.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,217,568.78 : 3,060,246.18 = 1,198,972.72 : x
  2. Step 2: Convert to fraction form
    2,217,568.78/3,060,246.18 = 1,198,972.72/x
  3. Step 3: Cross multiply
    2,217,568.78x = 3,060,246.18 × 1,198,972.72
  4. Step 4: Simplify right side
    2,217,568.78x = 3,669,151,686,304.21
  5. Step 5: Solve for x
    x = 3,669,151,686,304.21/2,217,568.78
  6. Step 6: Final answer
    x = 1,654,583.04

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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.