Home / 2,377,861.20-3,567,223.80-779,979.60

Finding the Fourth Proportional to 2,377,861.20, 3,567,223.80 and 779,979.60

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Solution

The fourth proportional to 2,377,861.20, 3,567,223.80 and 779,979.60 is: 1,170,111.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,377,861.20 : 3,567,223.80 = 779,979.60 : x
  2. Step 2: Convert to fraction form
    2,377,861.20/3,567,223.80 = 779,979.60/x
  3. Step 3: Cross multiply
    2,377,861.20x = 3,567,223.80 × 779,979.60
  4. Step 4: Simplify right side
    2,377,861.20x = 2,782,361,792,634.48
  5. Step 5: Solve for x
    x = 2,782,361,792,634.48/2,377,861.20
  6. Step 6: Final answer
    x = 1,170,111.10

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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.