Home / 1,109,249.28-1,662,865.92-576,145.92

Finding the Fourth Proportional to 1,109,249.28, 1,662,865.92 and 576,145.92

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Solution

The fourth proportional to 1,109,249.28, 1,662,865.92 and 576,145.92 is: 863,695.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,249.28 : 1,662,865.92 = 576,145.92 : x
  2. Step 2: Convert to fraction form
    1,109,249.28/1,662,865.92 = 576,145.92/x
  3. Step 3: Cross multiply
    1,109,249.28x = 1,662,865.92 × 576,145.92
  4. Step 4: Simplify right side
    1,109,249.28x = 958,053,415,315.05
  5. Step 5: Solve for x
    x = 958,053,415,315.05/1,109,249.28
  6. Step 6: Final answer
    x = 863,695.32

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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.