Home / 5,987,151.96-8,976,628.80-2,148,889.20

Finding the Fourth Proportional to 5,987,151.96, 8,976,628.80 and 2,148,889.20

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Solution

The fourth proportional to 5,987,151.96, 8,976,628.80 and 2,148,889.20 is: 3,221,862.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987,151.96 : 8,976,628.80 = 2,148,889.20 : x
  2. Step 2: Convert to fraction form
    5,987,151.96/8,976,628.80 = 2,148,889.20/x
  3. Step 3: Cross multiply
    5,987,151.96x = 8,976,628.80 × 2,148,889.20
  4. Step 4: Simplify right side
    5,987,151.96x = 19,289,780,680,728.96
  5. Step 5: Solve for x
    x = 19,289,780,680,728.96/5,987,151.96
  6. Step 6: Final answer
    x = 3,221,862.55

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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.