Home / 791,057.84-1,185,204.36-658,789.04

Finding the Fourth Proportional to 791,057.84, 1,185,204.36 and 658,789.04

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Solution

The fourth proportional to 791,057.84, 1,185,204.36 and 658,789.04 is: 987,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,057.84 : 1,185,204.36 = 658,789.04 : x
  2. Step 2: Convert to fraction form
    791,057.84/1,185,204.36 = 658,789.04/x
  3. Step 3: Cross multiply
    791,057.84x = 1,185,204.36 × 658,789.04
  4. Step 4: Simplify right side
    791,057.84x = 780,799,642,528.22
  5. Step 5: Solve for x
    x = 780,799,642,528.22/791,057.84
  6. Step 6: Final answer
    x = 987,032.30

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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.