Home / 1,002,567.78-1,383,616.79-572,838.68

Finding the Fourth Proportional to 1,002,567.78, 1,383,616.79 and 572,838.68

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Solution

The fourth proportional to 1,002,567.78, 1,383,616.79 and 572,838.68 is: 790,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,567.78 : 1,383,616.79 = 572,838.68 : x
  2. Step 2: Convert to fraction form
    1,002,567.78/1,383,616.79 = 572,838.68/x
  3. Step 3: Cross multiply
    1,002,567.78x = 1,383,616.79 × 572,838.68
  4. Step 4: Simplify right side
    1,002,567.78x = 792,589,218,352.43
  5. Step 5: Solve for x
    x = 792,589,218,352.43/1,002,567.78
  6. Step 6: Final answer
    x = 790,559.24

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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.