Home / 3,390,437.40-5,086,312.20-994,360.20

Finding the Fourth Proportional to 3,390,437.40, 5,086,312.20 and 994,360.20

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Solution

The fourth proportional to 3,390,437.40, 5,086,312.20 and 994,360.20 is: 1,491,732.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,390,437.40 : 5,086,312.20 = 994,360.20 : x
  2. Step 2: Convert to fraction form
    3,390,437.40/5,086,312.20 = 994,360.20/x
  3. Step 3: Cross multiply
    3,390,437.40x = 5,086,312.20 × 994,360.20
  4. Step 4: Simplify right side
    3,390,437.40x = 5,057,626,416,454.44
  5. Step 5: Solve for x
    x = 5,057,626,416,454.44/3,390,437.40
  6. Step 6: Final answer
    x = 1,491,732.72

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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.