Home / 1,458,022.80-2,187,034.20-1,325,053.20

Finding the Fourth Proportional to 1,458,022.80, 2,187,034.20 and 1,325,053.20

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Solution

The fourth proportional to 1,458,022.80, 2,187,034.20 and 1,325,053.20 is: 1,987,579.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,022.80 : 2,187,034.20 = 1,325,053.20 : x
  2. Step 2: Convert to fraction form
    1,458,022.80/2,187,034.20 = 1,325,053.20/x
  3. Step 3: Cross multiply
    1,458,022.80x = 2,187,034.20 × 1,325,053.20
  4. Step 4: Simplify right side
    1,458,022.80x = 2,897,936,665,219.44
  5. Step 5: Solve for x
    x = 2,897,936,665,219.44/1,458,022.80
  6. Step 6: Final answer
    x = 1,987,579.80

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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.