Home / 4,117,643.17-5,679,034.25-3,619,862.74

Finding the Fourth Proportional to 4,117,643.17, 5,679,034.25 and 3,619,862.74

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Solution

The fourth proportional to 4,117,643.17, 5,679,034.25 and 3,619,862.74 is: 4,992,497.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117,643.17 : 5,679,034.25 = 3,619,862.74 : x
  2. Step 2: Convert to fraction form
    4,117,643.17/5,679,034.25 = 3,619,862.74/x
  3. Step 3: Cross multiply
    4,117,643.17x = 5,679,034.25 × 3,619,862.74
  4. Step 4: Simplify right side
    4,117,643.17x = 20,557,324,496,907.30
  5. Step 5: Solve for x
    x = 20,557,324,496,907.30/4,117,643.17
  6. Step 6: Final answer
    x = 4,992,497.81

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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.