Home / 2,172,100.66-3,258,306.76-574,644.76

Finding the Fourth Proportional to 2,172,100.66, 3,258,306.76 and 574,644.76

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Solution

The fourth proportional to 2,172,100.66, 3,258,306.76 and 574,644.76 is: 862,008.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,172,100.66 : 3,258,306.76 = 574,644.76 : x
  2. Step 2: Convert to fraction form
    2,172,100.66/3,258,306.76 = 574,644.76/x
  3. Step 3: Cross multiply
    2,172,100.66x = 3,258,306.76 × 574,644.76
  4. Step 4: Simplify right side
    2,172,100.66x = 1,872,368,906,106.58
  5. Step 5: Solve for x
    x = 1,872,368,906,106.58/2,172,100.66
  6. Step 6: Final answer
    x = 862,008.35

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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.