Home / 1,476,296.40-2,215,481.40-945,109.20

Finding the Fourth Proportional to 1,476,296.40, 2,215,481.40 and 945,109.20

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Solution

The fourth proportional to 1,476,296.40, 2,215,481.40 and 945,109.20 is: 1,418,327.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476,296.40 : 2,215,481.40 = 945,109.20 : x
  2. Step 2: Convert to fraction form
    1,476,296.40/2,215,481.40 = 945,109.20/x
  3. Step 3: Cross multiply
    1,476,296.40x = 2,215,481.40 × 945,109.20
  4. Step 4: Simplify right side
    1,476,296.40x = 2,093,871,853,568.88
  5. Step 5: Solve for x
    x = 2,093,871,853,568.88/1,476,296.40
  6. Step 6: Final answer
    x = 1,418,327.55

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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.