Home / 1,393,680.90-2,091,212.55-795,101.70

Finding the Fourth Proportional to 1,393,680.90, 2,091,212.55 and 795,101.70

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Solution

The fourth proportional to 1,393,680.90, 2,091,212.55 and 795,101.70 is: 1,193,046.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,680.90 : 2,091,212.55 = 795,101.70 : x
  2. Step 2: Convert to fraction form
    1,393,680.90/2,091,212.55 = 795,101.70/x
  3. Step 3: Cross multiply
    1,393,680.90x = 2,091,212.55 × 795,101.70
  4. Step 4: Simplify right side
    1,393,680.90x = 1,662,726,653,566.34
  5. Step 5: Solve for x
    x = 1,662,726,653,566.34/1,393,680.90
  6. Step 6: Final answer
    x = 1,193,046.88

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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.