Home / 1,182,121.40-1,772,015.70-582,591.80

Finding the Fourth Proportional to 1,182,121.40, 1,772,015.70 and 582,591.80

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Solution

The fourth proportional to 1,182,121.40, 1,772,015.70 and 582,591.80 is: 873,312.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,182,121.40 : 1,772,015.70 = 582,591.80 : x
  2. Step 2: Convert to fraction form
    1,182,121.40/1,772,015.70 = 582,591.80/x
  3. Step 3: Cross multiply
    1,182,121.40x = 1,772,015.70 × 582,591.80
  4. Step 4: Simplify right side
    1,182,121.40x = 1,032,361,816,291.26
  5. Step 5: Solve for x
    x = 1,032,361,816,291.26/1,182,121.40
  6. Step 6: Final answer
    x = 873,312.86

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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.