Home / 1,438,928.38-1,985,737.26-794,348.92

Finding the Fourth Proportional to 1,438,928.38, 1,985,737.26 and 794,348.92

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Solution

The fourth proportional to 1,438,928.38, 1,985,737.26 and 794,348.92 is: 1,096,210.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,438,928.38 : 1,985,737.26 = 794,348.92 : x
  2. Step 2: Convert to fraction form
    1,438,928.38/1,985,737.26 = 794,348.92/x
  3. Step 3: Cross multiply
    1,438,928.38x = 1,985,737.26 × 794,348.92
  4. Step 4: Simplify right side
    1,438,928.38x = 1,577,368,247,884.76
  5. Step 5: Solve for x
    x = 1,577,368,247,884.76/1,438,928.38
  6. Step 6: Final answer
    x = 1,096,210.40

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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.