Home / 4,111,915.39-6,142,882.79-2,660,776.97

Finding the Fourth Proportional to 4,111,915.39, 6,142,882.79 and 2,660,776.97

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Solution

The fourth proportional to 4,111,915.39, 6,142,882.79 and 2,660,776.97 is: 3,974,994.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,111,915.39 : 6,142,882.79 = 2,660,776.97 : x
  2. Step 2: Convert to fraction form
    4,111,915.39/6,142,882.79 = 2,660,776.97/x
  3. Step 3: Cross multiply
    4,111,915.39x = 6,142,882.79 × 2,660,776.97
  4. Step 4: Simplify right side
    4,111,915.39x = 16,344,841,032,978.88
  5. Step 5: Solve for x
    x = 16,344,841,032,978.88/4,111,915.39
  6. Step 6: Final answer
    x = 3,974,994.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.