Home / 2,176,002.84-3,264,557.94-1,278,203.88

Finding the Fourth Proportional to 2,176,002.84, 3,264,557.94 and 1,278,203.88

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Solution

The fourth proportional to 2,176,002.84, 3,264,557.94 and 1,278,203.88 is: 1,917,631.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,002.84 : 3,264,557.94 = 1,278,203.88 : x
  2. Step 2: Convert to fraction form
    2,176,002.84/3,264,557.94 = 1,278,203.88/x
  3. Step 3: Cross multiply
    2,176,002.84x = 3,264,557.94 × 1,278,203.88
  4. Step 4: Simplify right side
    2,176,002.84x = 4,172,770,625,392.81
  5. Step 5: Solve for x
    x = 4,172,770,625,392.81/2,176,002.84
  6. Step 6: Final answer
    x = 1,917,631.06

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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.