Home / 1,433,158.68-2,150,568.82-723,242.20

Finding the Fourth Proportional to 1,433,158.68, 2,150,568.82 and 723,242.20

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Solution

The fourth proportional to 1,433,158.68, 2,150,568.82 and 723,242.20 is: 1,085,282.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,158.68 : 2,150,568.82 = 723,242.20 : x
  2. Step 2: Convert to fraction form
    1,433,158.68/2,150,568.82 = 723,242.20/x
  3. Step 3: Cross multiply
    1,433,158.68x = 2,150,568.82 × 723,242.20
  4. Step 4: Simplify right side
    1,433,158.68x = 1,555,382,124,628.20
  5. Step 5: Solve for x
    x = 1,555,382,124,628.20/1,433,158.68
  6. Step 6: Final answer
    x = 1,085,282.56

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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.