Home / 1,308,351.56-1,962,525.78-409,863.27

Finding the Fourth Proportional to 1,308,351.56, 1,962,525.78 and 409,863.27

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Solution

The fourth proportional to 1,308,351.56, 1,962,525.78 and 409,863.27 is: 614,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,351.56 : 1,962,525.78 = 409,863.27 : x
  2. Step 2: Convert to fraction form
    1,308,351.56/1,962,525.78 = 409,863.27/x
  3. Step 3: Cross multiply
    1,308,351.56x = 1,962,525.78 × 409,863.27
  4. Step 4: Simplify right side
    1,308,351.56x = 804,367,241,009.57
  5. Step 5: Solve for x
    x = 804,367,241,009.57/1,308,351.56
  6. Step 6: Final answer
    x = 614,794.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.