Home / 3,414,625.40-5,121,938.10-3,154,809.80

Finding the Fourth Proportional to 3,414,625.40, 5,121,938.10 and 3,154,809.80

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Solution

The fourth proportional to 3,414,625.40, 5,121,938.10 and 3,154,809.80 is: 4,732,214.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414,625.40 : 5,121,938.10 = 3,154,809.80 : x
  2. Step 2: Convert to fraction form
    3,414,625.40/5,121,938.10 = 3,154,809.80/x
  3. Step 3: Cross multiply
    3,414,625.40x = 5,121,938.10 × 3,154,809.80
  4. Step 4: Simplify right side
    3,414,625.40x = 16,158,740,512,873.38
  5. Step 5: Solve for x
    x = 16,158,740,512,873.38/3,414,625.40
  6. Step 6: Final answer
    x = 4,732,214.70

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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.