Home / 1,223,545.19-1,833,431.49-655,001.73

Finding the Fourth Proportional to 1,223,545.19, 1,833,431.49 and 655,001.73

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Solution

The fourth proportional to 1,223,545.19, 1,833,431.49 and 655,001.73 is: 981,492.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,545.19 : 1,833,431.49 = 655,001.73 : x
  2. Step 2: Convert to fraction form
    1,223,545.19/1,833,431.49 = 655,001.73/x
  3. Step 3: Cross multiply
    1,223,545.19x = 1,833,431.49 × 655,001.73
  4. Step 4: Simplify right side
    1,223,545.19x = 1,200,900,797,786.48
  5. Step 5: Solve for x
    x = 1,200,900,797,786.48/1,223,545.19
  6. Step 6: Final answer
    x = 981,492.81

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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.