Home / 1,338,126.51-2,007,172.32-327,257.22

Finding the Fourth Proportional to 1,338,126.51, 2,007,172.32 and 327,257.22

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Solution

The fourth proportional to 1,338,126.51, 2,007,172.32 and 327,257.22 is: 490,881.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,126.51 : 2,007,172.32 = 327,257.22 : x
  2. Step 2: Convert to fraction form
    1,338,126.51/2,007,172.32 = 327,257.22/x
  3. Step 3: Cross multiply
    1,338,126.51x = 2,007,172.32 × 327,257.22
  4. Step 4: Simplify right side
    1,338,126.51x = 656,861,633,504.15
  5. Step 5: Solve for x
    x = 656,861,633,504.15/1,338,126.51
  6. Step 6: Final answer
    x = 490,881.56

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1.5x scale

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.