Home / 2,927,919.92-4,040,047.50-1,839,421.04

Finding the Fourth Proportional to 2,927,919.92, 4,040,047.50 and 1,839,421.04

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Solution

The fourth proportional to 2,927,919.92, 4,040,047.50 and 1,839,421.04 is: 2,538,098.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927,919.92 : 4,040,047.50 = 1,839,421.04 : x
  2. Step 2: Convert to fraction form
    2,927,919.92/4,040,047.50 = 1,839,421.04/x
  3. Step 3: Cross multiply
    2,927,919.92x = 4,040,047.50 × 1,839,421.04
  4. Step 4: Simplify right side
    2,927,919.92x = 7,431,348,374,099.40
  5. Step 5: Solve for x
    x = 7,431,348,374,099.40/2,927,919.92
  6. Step 6: Final answer
    x = 2,538,098.23

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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.