Home / 3,276,369-4,914,221.40-879,902.34

Finding the Fourth Proportional to 3,276,369, 4,914,221.40 and 879,902.34

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Solution

The fourth proportional to 3,276,369, 4,914,221.40 and 879,902.34 is: 1,319,764.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,369 : 4,914,221.40 = 879,902.34 : x
  2. Step 2: Convert to fraction form
    3,276,369/4,914,221.40 = 879,902.34/x
  3. Step 3: Cross multiply
    3,276,369x = 4,914,221.40 × 879,902.34
  4. Step 4: Simplify right side
    3,276,369x = 4,324,034,909,138.08
  5. Step 5: Solve for x
    x = 4,324,034,909,138.08/3,276,369
  6. Step 6: Final answer
    x = 1,319,764.32

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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.