Home / 1,002,822.40-1,383,884.74-543,927.12

Finding the Fourth Proportional to 1,002,822.40, 1,383,884.74 and 543,927.12

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Solution

The fourth proportional to 1,002,822.40, 1,383,884.74 and 543,927.12 is: 750,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,822.40 : 1,383,884.74 = 543,927.12 : x
  2. Step 2: Convert to fraction form
    1,002,822.40/1,383,884.74 = 543,927.12/x
  3. Step 3: Cross multiply
    1,002,822.40x = 1,383,884.74 × 543,927.12
  4. Step 4: Simplify right side
    1,002,822.40x = 752,732,441,040.15
  5. Step 5: Solve for x
    x = 752,732,441,040.15/1,002,822.40
  6. Step 6: Final answer
    x = 750,613.91

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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.