Home / 1,252,199.52-1,726,117.98-767,866.56

Finding the Fourth Proportional to 1,252,199.52, 1,726,117.98 and 767,866.56

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Solution

The fourth proportional to 1,252,199.52, 1,726,117.98 and 767,866.56 is: 1,058,480.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,199.52 : 1,726,117.98 = 767,866.56 : x
  2. Step 2: Convert to fraction form
    1,252,199.52/1,726,117.98 = 767,866.56/x
  3. Step 3: Cross multiply
    1,252,199.52x = 1,726,117.98 × 767,866.56
  4. Step 4: Simplify right side
    1,252,199.52x = 1,325,428,275,456.75
  5. Step 5: Solve for x
    x = 1,325,428,275,456.75/1,252,199.52
  6. Step 6: Final answer
    x = 1,058,480.10

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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.