Home / 1,192,915.82-1,790,161.04-632,343.98

Finding the Fourth Proportional to 1,192,915.82, 1,790,161.04 and 632,343.98

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Solution

The fourth proportional to 1,192,915.82, 1,790,161.04 and 632,343.98 is: 948,933.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,915.82 : 1,790,161.04 = 632,343.98 : x
  2. Step 2: Convert to fraction form
    1,192,915.82/1,790,161.04 = 632,343.98/x
  3. Step 3: Cross multiply
    1,192,915.82x = 1,790,161.04 × 632,343.98
  4. Step 4: Simplify right side
    1,192,915.82x = 1,131,997,544,762.01
  5. Step 5: Solve for x
    x = 1,131,997,544,762.01/1,192,915.82
  6. Step 6: Final answer
    x = 948,933.30

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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.