Home / 822,633.80-1,235,793.90-789,046.60

Finding the Fourth Proportional to 822,633.80, 1,235,793.90 and 789,046.60

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Solution

The fourth proportional to 822,633.80, 1,235,793.90 and 789,046.60 is: 1,185,337.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,633.80 : 1,235,793.90 = 789,046.60 : x
  2. Step 2: Convert to fraction form
    822,633.80/1,235,793.90 = 789,046.60/x
  3. Step 3: Cross multiply
    822,633.80x = 1,235,793.90 × 789,046.60
  4. Step 4: Simplify right side
    822,633.80x = 975,098,975,095.74
  5. Step 5: Solve for x
    x = 975,098,975,095.74/822,633.80
  6. Step 6: Final answer
    x = 1,185,337.84

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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.