Home / 1,337,243.40-1,844,947.08-763,877.61

Finding the Fourth Proportional to 1,337,243.40, 1,844,947.08 and 763,877.61

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Solution

The fourth proportional to 1,337,243.40, 1,844,947.08 and 763,877.61 is: 1,053,894.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,337,243.40 : 1,844,947.08 = 763,877.61 : x
  2. Step 2: Convert to fraction form
    1,337,243.40/1,844,947.08 = 763,877.61/x
  3. Step 3: Cross multiply
    1,337,243.40x = 1,844,947.08 × 763,877.61
  4. Step 4: Simplify right side
    1,337,243.40x = 1,409,313,766,046.88
  5. Step 5: Solve for x
    x = 1,409,313,766,046.88/1,337,243.40
  6. Step 6: Final answer
    x = 1,053,894.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.