Home / 3,891,678.55-5,832,454.47-1,583,481.76

Finding the Fourth Proportional to 3,891,678.55, 5,832,454.47 and 1,583,481.76

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Solution

The fourth proportional to 3,891,678.55, 5,832,454.47 and 1,583,481.76 is: 2,373,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,891,678.55 : 5,832,454.47 = 1,583,481.76 : x
  2. Step 2: Convert to fraction form
    3,891,678.55/5,832,454.47 = 1,583,481.76/x
  3. Step 3: Cross multiply
    3,891,678.55x = 5,832,454.47 × 1,583,481.76
  4. Step 4: Simplify right side
    3,891,678.55x = 9,235,585,269,275.47
  5. Step 5: Solve for x
    x = 9,235,585,269,275.47/3,891,678.55
  6. Step 6: Final answer
    x = 2,373,162.42

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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.