Home / 5,275,250.10-7,912,789.29-1,680,968.52

Finding the Fourth Proportional to 5,275,250.10, 7,912,789.29 and 1,680,968.52

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Solution

The fourth proportional to 5,275,250.10, 7,912,789.29 and 1,680,968.52 is: 2,521,425.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,275,250.10 : 7,912,789.29 = 1,680,968.52 : x
  2. Step 2: Convert to fraction form
    5,275,250.10/7,912,789.29 = 1,680,968.52/x
  3. Step 3: Cross multiply
    5,275,250.10x = 7,912,789.29 × 1,680,968.52
  4. Step 4: Simplify right side
    5,275,250.10x = 13,301,149,701,883.15
  5. Step 5: Solve for x
    x = 13,301,149,701,883.15/5,275,250.10
  6. Step 6: Final answer
    x = 2,521,425.42

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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.