Home / 5,987,149.96-8,976,625.80-2,148,887.20

Finding the Fourth Proportional to 5,987,149.96, 8,976,625.80 and 2,148,887.20

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Solution

The fourth proportional to 5,987,149.96, 8,976,625.80 and 2,148,887.20 is: 3,221,859.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,987,149.96 : 8,976,625.80 = 2,148,887.20 : x
  2. Step 2: Convert to fraction form
    5,987,149.96/8,976,625.80 = 2,148,887.20/x
  3. Step 3: Cross multiply
    5,987,149.96x = 8,976,625.80 × 2,148,887.20
  4. Step 4: Simplify right side
    5,987,149.96x = 19,289,756,280,809.76
  5. Step 5: Solve for x
    x = 19,289,756,280,809.76/5,987,149.96
  6. Step 6: Final answer
    x = 3,221,859.55

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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.