Home / 1,414,581.86-1,952,147.85-770,020.58

Finding the Fourth Proportional to 1,414,581.86, 1,952,147.85 and 770,020.58

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Solution

The fourth proportional to 1,414,581.86, 1,952,147.85 and 770,020.58 is: 1,062,641.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,581.86 : 1,952,147.85 = 770,020.58 : x
  2. Step 2: Convert to fraction form
    1,414,581.86/1,952,147.85 = 770,020.58/x
  3. Step 3: Cross multiply
    1,414,581.86x = 1,952,147.85 × 770,020.58
  4. Step 4: Simplify right side
    1,414,581.86x = 1,503,194,019,702.75
  5. Step 5: Solve for x
    x = 1,503,194,019,702.75/1,414,581.86
  6. Step 6: Final answer
    x = 1,062,641.95

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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.