Home / 1,221,360.40-1,832,056.17-322,794.37

Finding the Fourth Proportional to 1,221,360.40, 1,832,056.17 and 322,794.37

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Solution

The fourth proportional to 1,221,360.40, 1,832,056.17 and 322,794.37 is: 484,195.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,221,360.40 : 1,832,056.17 = 322,794.37 : x
  2. Step 2: Convert to fraction form
    1,221,360.40/1,832,056.17 = 322,794.37/x
  3. Step 3: Cross multiply
    1,221,360.40x = 1,832,056.17 × 322,794.37
  4. Step 4: Simplify right side
    1,221,360.40x = 591,377,408,039.48
  5. Step 5: Solve for x
    x = 591,377,408,039.48/1,221,360.40
  6. Step 6: Final answer
    x = 484,195.66

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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.