Home / 3,272,428.20-4,906,999.74-1,906,644

Finding the Fourth Proportional to 3,272,428.20, 4,906,999.74 and 1,906,644

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Solution

The fourth proportional to 3,272,428.20, 4,906,999.74 and 1,906,644 is: 2,859,008.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272,428.20 : 4,906,999.74 = 1,906,644 : x
  2. Step 2: Convert to fraction form
    3,272,428.20/4,906,999.74 = 1,906,644/x
  3. Step 3: Cross multiply
    3,272,428.20x = 4,906,999.74 × 1,906,644
  4. Step 4: Simplify right side
    3,272,428.20x = 9,355,901,612,272.56
  5. Step 5: Solve for x
    x = 9,355,901,612,272.56/3,272,428.20
  6. Step 6: Final answer
    x = 2,859,008.98

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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.