Home / 2,704,851.88-3,728,160.42-2,159,238.76

Finding the Fourth Proportional to 2,704,851.88, 3,728,160.42 and 2,159,238.76

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Solution

The fourth proportional to 2,704,851.88, 3,728,160.42 and 2,159,238.76 is: 2,976,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,704,851.88 : 3,728,160.42 = 2,159,238.76 : x
  2. Step 2: Convert to fraction form
    2,704,851.88/3,728,160.42 = 2,159,238.76/x
  3. Step 3: Cross multiply
    2,704,851.88x = 3,728,160.42 × 2,159,238.76
  4. Step 4: Simplify right side
    2,704,851.88x = 8,049,988,482,361.88
  5. Step 5: Solve for x
    x = 8,049,988,482,361.88/2,704,851.88
  6. Step 6: Final answer
    x = 2,976,129.13

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Double scale
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1.5x scale

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.