Home / 1,442,673.28-2,164,154.24-495,919.36

Finding the Fourth Proportional to 1,442,673.28, 2,164,154.24 and 495,919.36

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Solution

The fourth proportional to 1,442,673.28, 2,164,154.24 and 495,919.36 is: 743,928.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,673.28 : 2,164,154.24 = 495,919.36 : x
  2. Step 2: Convert to fraction form
    1,442,673.28/2,164,154.24 = 495,919.36/x
  3. Step 3: Cross multiply
    1,442,673.28x = 2,164,154.24 × 495,919.36
  4. Step 4: Simplify right side
    1,442,673.28x = 1,073,245,985,642.09
  5. Step 5: Solve for x
    x = 1,073,245,985,642.09/1,442,673.28
  6. Step 6: Final answer
    x = 743,928.65

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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.