Home / 3,011,121.79-4,149,605.42-2,955,776.11

Finding the Fourth Proportional to 3,011,121.79, 4,149,605.42 and 2,955,776.11

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Solution

The fourth proportional to 3,011,121.79, 4,149,605.42 and 2,955,776.11 is: 4,073,333.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,011,121.79 : 4,149,605.42 = 2,955,776.11 : x
  2. Step 2: Convert to fraction form
    3,011,121.79/4,149,605.42 = 2,955,776.11/x
  3. Step 3: Cross multiply
    3,011,121.79x = 4,149,605.42 × 2,955,776.11
  4. Step 4: Simplify right side
    3,011,121.79x = 12,265,304,552,293.78
  5. Step 5: Solve for x
    x = 12,265,304,552,293.78/3,011,121.79
  6. Step 6: Final answer
    x = 4,073,333.93

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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.