Home / 2,104,001.40-3,156,002.10-1,306,183.80

Finding the Fourth Proportional to 2,104,001.40, 3,156,002.10 and 1,306,183.80

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Solution

The fourth proportional to 2,104,001.40, 3,156,002.10 and 1,306,183.80 is: 1,959,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104,001.40 : 3,156,002.10 = 1,306,183.80 : x
  2. Step 2: Convert to fraction form
    2,104,001.40/3,156,002.10 = 1,306,183.80/x
  3. Step 3: Cross multiply
    2,104,001.40x = 3,156,002.10 × 1,306,183.80
  4. Step 4: Simplify right side
    2,104,001.40x = 4,122,318,815,785.98
  5. Step 5: Solve for x
    x = 4,122,318,815,785.98/2,104,001.40
  6. Step 6: Final answer
    x = 1,959,275.70

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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.