Home / 1,760,380.56-2,640,570.87-961,226.15

Finding the Fourth Proportional to 1,760,380.56, 2,640,570.87 and 961,226.15

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Solution

The fourth proportional to 1,760,380.56, 2,640,570.87 and 961,226.15 is: 1,441,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,760,380.56 : 2,640,570.87 = 961,226.15 : x
  2. Step 2: Convert to fraction form
    1,760,380.56/2,640,570.87 = 961,226.15/x
  3. Step 3: Cross multiply
    1,760,380.56x = 2,640,570.87 × 961,226.15
  4. Step 4: Simplify right side
    1,760,380.56x = 2,538,185,771,172.25
  5. Step 5: Solve for x
    x = 2,538,185,771,172.25/1,760,380.56
  6. Step 6: Final answer
    x = 1,441,839.25

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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.