Home / 2,987,156.40-4,480,216.20-1,092,922.80

Finding the Fourth Proportional to 2,987,156.40, 4,480,216.20 and 1,092,922.80

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Solution

The fourth proportional to 2,987,156.40, 4,480,216.20 and 1,092,922.80 is: 1,639,194.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,987,156.40 : 4,480,216.20 = 1,092,922.80 : x
  2. Step 2: Convert to fraction form
    2,987,156.40/4,480,216.20 = 1,092,922.80/x
  3. Step 3: Cross multiply
    2,987,156.40x = 4,480,216.20 × 1,092,922.80
  4. Step 4: Simplify right side
    2,987,156.40x = 4,896,530,433,909.36
  5. Step 5: Solve for x
    x = 4,896,530,433,909.36/2,987,156.40
  6. Step 6: Final answer
    x = 1,639,194.53

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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.