Home / 2,518,630.80-3,777,946.20-835,789.20

Finding the Fourth Proportional to 2,518,630.80, 3,777,946.20 and 835,789.20

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Solution

The fourth proportional to 2,518,630.80, 3,777,946.20 and 835,789.20 is: 1,253,683.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,518,630.80 : 3,777,946.20 = 835,789.20 : x
  2. Step 2: Convert to fraction form
    2,518,630.80/3,777,946.20 = 835,789.20/x
  3. Step 3: Cross multiply
    2,518,630.80x = 3,777,946.20 × 835,789.20
  4. Step 4: Simplify right side
    2,518,630.80x = 3,157,566,632,141.04
  5. Step 5: Solve for x
    x = 3,157,566,632,141.04/2,518,630.80
  6. Step 6: Final answer
    x = 1,253,683.80

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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.