Home / 1,029,241.20-1,419,513.96-724,327.84

Finding the Fourth Proportional to 1,029,241.20, 1,419,513.96 and 724,327.84

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Solution

The fourth proportional to 1,029,241.20, 1,419,513.96 and 724,327.84 is: 998,982.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,029,241.20 : 1,419,513.96 = 724,327.84 : x
  2. Step 2: Convert to fraction form
    1,029,241.20/1,419,513.96 = 724,327.84/x
  3. Step 3: Cross multiply
    1,029,241.20x = 1,419,513.96 × 724,327.84
  4. Step 4: Simplify right side
    1,029,241.20x = 1,028,193,480,496.65
  5. Step 5: Solve for x
    x = 1,028,193,480,496.65/1,029,241.20
  6. Step 6: Final answer
    x = 998,982.05

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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.