Home / 1,001,962.72-1,382,713.68-543,077.92

Finding the Fourth Proportional to 1,001,962.72, 1,382,713.68 and 543,077.92

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Solution

The fourth proportional to 1,001,962.72, 1,382,713.68 and 543,077.92 is: 749,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,962.72 : 1,382,713.68 = 543,077.92 : x
  2. Step 2: Convert to fraction form
    1,001,962.72/1,382,713.68 = 543,077.92/x
  3. Step 3: Cross multiply
    1,001,962.72x = 1,382,713.68 × 543,077.92
  4. Step 4: Simplify right side
    1,001,962.72x = 750,921,269,289.95
  5. Step 5: Solve for x
    x = 750,921,269,289.95/1,001,962.72
  6. Step 6: Final answer
    x = 749,450.31

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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.