Home / 2,241,538.11-3,361,946.25-643,737.78

Finding the Fourth Proportional to 2,241,538.11, 3,361,946.25 and 643,737.78

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Solution

The fourth proportional to 2,241,538.11, 3,361,946.25 and 643,737.78 is: 965,503.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,241,538.11 : 3,361,946.25 = 643,737.78 : x
  2. Step 2: Convert to fraction form
    2,241,538.11/3,361,946.25 = 643,737.78/x
  3. Step 3: Cross multiply
    2,241,538.11x = 3,361,946.25 × 643,737.78
  4. Step 4: Simplify right side
    2,241,538.11x = 2,164,211,815,454.33
  5. Step 5: Solve for x
    x = 2,164,211,815,454.33/2,241,538.11
  6. Step 6: Final answer
    x = 965,503.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.