Home / 2,144,863.28-3,217,292.04-547,426.28

Finding the Fourth Proportional to 2,144,863.28, 3,217,292.04 and 547,426.28

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Solution

The fourth proportional to 2,144,863.28, 3,217,292.04 and 547,426.28 is: 821,138.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,144,863.28 : 3,217,292.04 = 547,426.28 : x
  2. Step 2: Convert to fraction form
    2,144,863.28/3,217,292.04 = 547,426.28/x
  3. Step 3: Cross multiply
    2,144,863.28x = 3,217,292.04 × 547,426.28
  4. Step 4: Simplify right side
    2,144,863.28x = 1,761,230,213,130.81
  5. Step 5: Solve for x
    x = 1,761,230,213,130.81/2,144,863.28
  6. Step 6: Final answer
    x = 821,138.68

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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.