Home / 1,028,708.80-1,419,641.01-587,174.46

Finding the Fourth Proportional to 1,028,708.80, 1,419,641.01 and 587,174.46

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Solution

The fourth proportional to 1,028,708.80, 1,419,641.01 and 587,174.46 is: 810,313.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,708.80 : 1,419,641.01 = 587,174.46 : x
  2. Step 2: Convert to fraction form
    1,028,708.80/1,419,641.01 = 587,174.46/x
  3. Step 3: Cross multiply
    1,028,708.80x = 1,419,641.01 × 587,174.46
  4. Step 4: Simplify right side
    1,028,708.80x = 833,576,943,440.61
  5. Step 5: Solve for x
    x = 833,576,943,440.61/1,028,708.80
  6. Step 6: Final answer
    x = 810,313.81

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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.