Home / 1,441,816.32-1,989,851.68-797,285.12

Finding the Fourth Proportional to 1,441,816.32, 1,989,851.68 and 797,285.12

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Solution

The fourth proportional to 1,441,816.32, 1,989,851.68 and 797,285.12 is: 1,100,333.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,816.32 : 1,989,851.68 = 797,285.12 : x
  2. Step 2: Convert to fraction form
    1,441,816.32/1,989,851.68 = 797,285.12/x
  3. Step 3: Cross multiply
    1,441,816.32x = 1,989,851.68 × 797,285.12
  4. Step 4: Simplify right side
    1,441,816.32x = 1,586,479,135,471.00
  5. Step 5: Solve for x
    x = 1,586,479,135,471.00/1,441,816.32
  6. Step 6: Final answer
    x = 1,100,333.73

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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.