Home / 1,471,013.20-2,206,519.80-572,496.40

Finding the Fourth Proportional to 1,471,013.20, 2,206,519.80 and 572,496.40

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Solution

The fourth proportional to 1,471,013.20, 2,206,519.80 and 572,496.40 is: 858,744.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,013.20 : 2,206,519.80 = 572,496.40 : x
  2. Step 2: Convert to fraction form
    1,471,013.20/2,206,519.80 = 572,496.40/x
  3. Step 3: Cross multiply
    1,471,013.20x = 2,206,519.80 × 572,496.40
  4. Step 4: Simplify right side
    1,471,013.20x = 1,263,224,642,028.72
  5. Step 5: Solve for x
    x = 1,263,224,642,028.72/1,471,013.20
  6. Step 6: Final answer
    x = 858,744.60

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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.