Home / 1,131,195.51-1,694,521.40-523,131.51

Finding the Fourth Proportional to 1,131,195.51, 1,694,521.40 and 523,131.51

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Solution

The fourth proportional to 1,131,195.51, 1,694,521.40 and 523,131.51 is: 783,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,195.51 : 1,694,521.40 = 523,131.51 : x
  2. Step 2: Convert to fraction form
    1,131,195.51/1,694,521.40 = 523,131.51/x
  3. Step 3: Cross multiply
    1,131,195.51x = 1,694,521.40 × 523,131.51
  4. Step 4: Simplify right side
    1,131,195.51x = 886,457,538,709.31
  5. Step 5: Solve for x
    x = 886,457,538,709.31/1,131,195.51
  6. Step 6: Final answer
    x = 783,646.62

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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.