Home / 1,267,163.73-1,906,139.52-1,148,649.84

Finding the Fourth Proportional to 1,267,163.73, 1,906,139.52 and 1,148,649.84

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Solution

The fourth proportional to 1,267,163.73, 1,906,139.52 and 1,148,649.84 is: 1,727,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,163.73 : 1,906,139.52 = 1,148,649.84 : x
  2. Step 2: Convert to fraction form
    1,267,163.73/1,906,139.52 = 1,148,649.84/x
  3. Step 3: Cross multiply
    1,267,163.73x = 1,906,139.52 × 1,148,649.84
  4. Step 4: Simplify right side
    1,267,163.73x = 2,189,486,854,665.68
  5. Step 5: Solve for x
    x = 2,189,486,854,665.68/1,267,163.73
  6. Step 6: Final answer
    x = 1,727,864.21

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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.