Home / 3,115,790.38-4,673,218.02-985,597.66

Finding the Fourth Proportional to 3,115,790.38, 4,673,218.02 and 985,597.66

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Solution

The fourth proportional to 3,115,790.38, 4,673,218.02 and 985,597.66 is: 1,478,248.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,115,790.38 : 4,673,218.02 = 985,597.66 : x
  2. Step 2: Convert to fraction form
    3,115,790.38/4,673,218.02 = 985,597.66/x
  3. Step 3: Cross multiply
    3,115,790.38x = 4,673,218.02 × 985,597.66
  4. Step 4: Simplify right side
    3,115,790.38x = 4,605,912,745,181.83
  5. Step 5: Solve for x
    x = 4,605,912,745,181.83/3,115,790.38
  6. Step 6: Final answer
    x = 1,478,248.59

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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.