Home / 4,988,687.20-6,884,220.72-3,154,132.96

Finding the Fourth Proportional to 4,988,687.20, 6,884,220.72 and 3,154,132.96

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Solution

The fourth proportional to 4,988,687.20, 6,884,220.72 and 3,154,132.96 is: 4,352,597.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988,687.20 : 6,884,220.72 = 3,154,132.96 : x
  2. Step 2: Convert to fraction form
    4,988,687.20/6,884,220.72 = 3,154,132.96/x
  3. Step 3: Cross multiply
    4,988,687.20x = 6,884,220.72 × 3,154,132.96
  4. Step 4: Simplify right side
    4,988,687.20x = 21,713,747,476,866.93
  5. Step 5: Solve for x
    x = 21,713,747,476,866.93/4,988,687.20
  6. Step 6: Final answer
    x = 4,352,597.51

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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.