Home / 3,010,776.96-4,515,213.68-988,687.52

Finding the Fourth Proportional to 3,010,776.96, 4,515,213.68 and 988,687.52

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Solution

The fourth proportional to 3,010,776.96, 4,515,213.68 and 988,687.52 is: 1,482,718.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,776.96 : 4,515,213.68 = 988,687.52 : x
  2. Step 2: Convert to fraction form
    3,010,776.96/4,515,213.68 = 988,687.52/x
  3. Step 3: Cross multiply
    3,010,776.96x = 4,515,213.68 × 988,687.52
  4. Step 4: Simplify right side
    3,010,776.96x = 4,464,135,415,549.27
  5. Step 5: Solve for x
    x = 4,464,135,415,549.27/3,010,776.96
  6. Step 6: Final answer
    x = 1,482,718.74

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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.