Home / 1,297,040.80-1,944,524.40-548,471.20

Finding the Fourth Proportional to 1,297,040.80, 1,944,524.40 and 548,471.20

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Solution

The fourth proportional to 1,297,040.80, 1,944,524.40 and 548,471.20 is: 822,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,040.80 : 1,944,524.40 = 548,471.20 : x
  2. Step 2: Convert to fraction form
    1,297,040.80/1,944,524.40 = 548,471.20/x
  3. Step 3: Cross multiply
    1,297,040.80x = 1,944,524.40 × 548,471.20
  4. Step 4: Simplify right side
    1,297,040.80x = 1,066,515,631,097.28
  5. Step 5: Solve for x
    x = 1,066,515,631,097.28/1,297,040.80
  6. Step 6: Final answer
    x = 822,268.38

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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.