Home / 792,118.35-1,189,343.93-614,825.55

Finding the Fourth Proportional to 792,118.35, 1,189,343.93 and 614,825.55

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Solution

The fourth proportional to 792,118.35, 1,189,343.93 and 614,825.55 is: 923,143.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,118.35 : 1,189,343.93 = 614,825.55 : x
  2. Step 2: Convert to fraction form
    792,118.35/1,189,343.93 = 614,825.55/x
  3. Step 3: Cross multiply
    792,118.35x = 1,189,343.93 × 614,825.55
  4. Step 4: Simplify right side
    792,118.35x = 731,239,032,827.28
  5. Step 5: Solve for x
    x = 731,239,032,827.28/792,118.35
  6. Step 6: Final answer
    x = 923,143.66

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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.