Home / 3,390,570.42-5,085,895.11-994,462.86

Finding the Fourth Proportional to 3,390,570.42, 5,085,895.11 and 994,462.86

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Solution

The fourth proportional to 3,390,570.42, 5,085,895.11 and 994,462.86 is: 1,491,705.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,570.42 : 5,085,895.11 = 994,462.86 : x
  2. Step 2: Convert to fraction form
    3,390,570.42/5,085,895.11 = 994,462.86/x
  3. Step 3: Cross multiply
    3,390,570.42x = 5,085,895.11 × 994,462.86
  4. Step 4: Simplify right side
    3,390,570.42x = 5,057,733,796,750.62
  5. Step 5: Solve for x
    x = 5,057,733,796,750.62/3,390,570.42
  6. Step 6: Final answer
    x = 1,491,705.87

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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.