Home / 988,573.80-1,482,860.70-823,236.60

Finding the Fourth Proportional to 988,573.80, 1,482,860.70 and 823,236.60

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Solution

The fourth proportional to 988,573.80, 1,482,860.70 and 823,236.60 is: 1,234,854.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    988,573.80 : 1,482,860.70 = 823,236.60 : x
  2. Step 2: Convert to fraction form
    988,573.80/1,482,860.70 = 823,236.60/x
  3. Step 3: Cross multiply
    988,573.80x = 1,482,860.70 × 823,236.60
  4. Step 4: Simplify right side
    988,573.80x = 1,220,745,200,941.62
  5. Step 5: Solve for x
    x = 1,220,745,200,941.62/988,573.80
  6. Step 6: Final answer
    x = 1,234,854.90

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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.