Home / 5,119,833.56-7,680,290.10-1,706,930.54

Finding the Fourth Proportional to 5,119,833.56, 7,680,290.10 and 1,706,930.54

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Solution

The fourth proportional to 5,119,833.56, 7,680,290.10 and 1,706,930.54 is: 2,560,575.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119,833.56 : 7,680,290.10 = 1,706,930.54 : x
  2. Step 2: Convert to fraction form
    5,119,833.56/7,680,290.10 = 1,706,930.54/x
  3. Step 3: Cross multiply
    5,119,833.56x = 7,680,290.10 × 1,706,930.54
  4. Step 4: Simplify right side
    5,119,833.56x = 13,109,721,727,749.65
  5. Step 5: Solve for x
    x = 13,109,721,727,749.65/5,119,833.56
  6. Step 6: Final answer
    x = 2,560,575.76

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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.