Home / 1,441,496.64-1,989,321.48-957,226.80

Finding the Fourth Proportional to 1,441,496.64, 1,989,321.48 and 957,226.80

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Solution

The fourth proportional to 1,441,496.64, 1,989,321.48 and 957,226.80 is: 1,321,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,496.64 : 1,989,321.48 = 957,226.80 : x
  2. Step 2: Convert to fraction form
    1,441,496.64/1,989,321.48 = 957,226.80/x
  3. Step 3: Cross multiply
    1,441,496.64x = 1,989,321.48 × 957,226.80
  4. Step 4: Simplify right side
    1,441,496.64x = 1,904,231,834,471.66
  5. Step 5: Solve for x
    x = 1,904,231,834,471.66/1,441,496.64
  6. Step 6: Final answer
    x = 1,321,010.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.