Home / 981,197.80-1,471,019.10-537,965.80

Finding the Fourth Proportional to 981,197.80, 1,471,019.10 and 537,965.80

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Solution

The fourth proportional to 981,197.80, 1,471,019.10 and 537,965.80 is: 806,522.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    981,197.80 : 1,471,019.10 = 537,965.80 : x
  2. Step 2: Convert to fraction form
    981,197.80/1,471,019.10 = 537,965.80/x
  3. Step 3: Cross multiply
    981,197.80x = 1,471,019.10 × 537,965.80
  4. Step 4: Simplify right side
    981,197.80x = 791,357,966,946.78
  5. Step 5: Solve for x
    x = 791,357,966,946.78/981,197.80
  6. Step 6: Final answer
    x = 806,522.36

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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.