Home / 1,208,040.24-1,667,060.28-664,175.46

Finding the Fourth Proportional to 1,208,040.24, 1,667,060.28 and 664,175.46

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Solution

The fourth proportional to 1,208,040.24, 1,667,060.28 and 664,175.46 is: 916,542.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,040.24 : 1,667,060.28 = 664,175.46 : x
  2. Step 2: Convert to fraction form
    1,208,040.24/1,667,060.28 = 664,175.46/x
  3. Step 3: Cross multiply
    1,208,040.24x = 1,667,060.28 × 664,175.46
  4. Step 4: Simplify right side
    1,208,040.24x = 1,107,220,528,316.73
  5. Step 5: Solve for x
    x = 1,107,220,528,316.73/1,208,040.24
  6. Step 6: Final answer
    x = 916,542.75

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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.