Home / 2,230,463.28-3,078,067.32-1,211,885.04

Finding the Fourth Proportional to 2,230,463.28, 3,078,067.32 and 1,211,885.04

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Solution

The fourth proportional to 2,230,463.28, 3,078,067.32 and 1,211,885.04 is: 1,672,416.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,463.28 : 3,078,067.32 = 1,211,885.04 : x
  2. Step 2: Convert to fraction form
    2,230,463.28/3,078,067.32 = 1,211,885.04/x
  3. Step 3: Cross multiply
    2,230,463.28x = 3,078,067.32 × 1,211,885.04
  4. Step 4: Simplify right side
    2,230,463.28x = 3,730,263,737,220.89
  5. Step 5: Solve for x
    x = 3,730,263,737,220.89/2,230,463.28
  6. Step 6: Final answer
    x = 1,672,416.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.