Home / 2,179,407.60-3,270,277.80-981,514.80

Finding the Fourth Proportional to 2,179,407.60, 3,270,277.80 and 981,514.80

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Solution

The fourth proportional to 2,179,407.60, 3,270,277.80 and 981,514.80 is: 1,472,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,179,407.60 : 3,270,277.80 = 981,514.80 : x
  2. Step 2: Convert to fraction form
    2,179,407.60/3,270,277.80 = 981,514.80/x
  3. Step 3: Cross multiply
    2,179,407.60x = 3,270,277.80 × 981,514.80
  4. Step 4: Simplify right side
    2,179,407.60x = 3,209,826,060,811.44
  5. Step 5: Solve for x
    x = 3,209,826,060,811.44/2,179,407.60
  6. Step 6: Final answer
    x = 1,472,797.50

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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.