Home / 2,150,541.20-3,225,811.80-654,630.80

Finding the Fourth Proportional to 2,150,541.20, 3,225,811.80 and 654,630.80

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Solution

The fourth proportional to 2,150,541.20, 3,225,811.80 and 654,630.80 is: 981,946.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,150,541.20 : 3,225,811.80 = 654,630.80 : x
  2. Step 2: Convert to fraction form
    2,150,541.20/3,225,811.80 = 654,630.80/x
  3. Step 3: Cross multiply
    2,150,541.20x = 3,225,811.80 × 654,630.80
  4. Step 4: Simplify right side
    2,150,541.20x = 2,111,715,759,283.44
  5. Step 5: Solve for x
    x = 2,111,715,759,283.44/2,150,541.20
  6. Step 6: Final answer
    x = 981,946.20

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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.