Home / 1,157,453.74-1,597,839.98-770,912.43

Finding the Fourth Proportional to 1,157,453.74, 1,597,839.98 and 770,912.43

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Solution

The fourth proportional to 1,157,453.74, 1,597,839.98 and 770,912.43 is: 1,064,228.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,453.74 : 1,597,839.98 = 770,912.43 : x
  2. Step 2: Convert to fraction form
    1,157,453.74/1,597,839.98 = 770,912.43/x
  3. Step 3: Cross multiply
    1,157,453.74x = 1,597,839.98 × 770,912.43
  4. Step 4: Simplify right side
    1,157,453.74x = 1,231,794,701,732.95
  5. Step 5: Solve for x
    x = 1,231,794,701,732.95/1,157,453.74
  6. Step 6: Final answer
    x = 1,064,228.02

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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.