Home / 1,074,182.80-1,609,891.80-823,622.80

Finding the Fourth Proportional to 1,074,182.80, 1,609,891.80 and 823,622.80

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Solution

The fourth proportional to 1,074,182.80, 1,609,891.80 and 823,622.80 is: 1,234,374.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,182.80 : 1,609,891.80 = 823,622.80 : x
  2. Step 2: Convert to fraction form
    1,074,182.80/1,609,891.80 = 823,622.80/x
  3. Step 3: Cross multiply
    1,074,182.80x = 1,609,891.80 × 823,622.80
  4. Step 4: Simplify right side
    1,074,182.80x = 1,325,943,592,013.04
  5. Step 5: Solve for x
    x = 1,325,943,592,013.04/1,074,182.80
  6. Step 6: Final answer
    x = 1,234,374.25

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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.