Home / 1,077,653.80-1,618,230.30-724,234.60

Finding the Fourth Proportional to 1,077,653.80, 1,618,230.30 and 724,234.60

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Solution

The fourth proportional to 1,077,653.80, 1,618,230.30 and 724,234.60 is: 1,087,527.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,653.80 : 1,618,230.30 = 724,234.60 : x
  2. Step 2: Convert to fraction form
    1,077,653.80/1,618,230.30 = 724,234.60/x
  3. Step 3: Cross multiply
    1,077,653.80x = 1,618,230.30 × 724,234.60
  4. Step 4: Simplify right side
    1,077,653.80x = 1,171,978,374,028.38
  5. Step 5: Solve for x
    x = 1,171,978,374,028.38/1,077,653.80
  6. Step 6: Final answer
    x = 1,087,527.71

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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.