Home / 1,414,711.20-1,952,241.72-770,118

Finding the Fourth Proportional to 1,414,711.20, 1,952,241.72 and 770,118

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Solution

The fourth proportional to 1,414,711.20, 1,952,241.72 and 770,118 is: 1,062,730.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414,711.20 : 1,952,241.72 = 770,118 : x
  2. Step 2: Convert to fraction form
    1,414,711.20/1,952,241.72 = 770,118/x
  3. Step 3: Cross multiply
    1,414,711.20x = 1,952,241.72 × 770,118
  4. Step 4: Simplify right side
    1,414,711.20x = 1,503,456,488,922.96
  5. Step 5: Solve for x
    x = 1,503,456,488,922.96/1,414,711.20
  6. Step 6: Final answer
    x = 1,062,730.32

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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.