Home / 3,276,357.96-4,914,204.80-879,891.20

Finding the Fourth Proportional to 3,276,357.96, 4,914,204.80 and 879,891.20

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Solution

The fourth proportional to 3,276,357.96, 4,914,204.80 and 879,891.20 is: 1,319,747.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,357.96 : 4,914,204.80 = 879,891.20 : x
  2. Step 2: Convert to fraction form
    3,276,357.96/4,914,204.80 = 879,891.20/x
  3. Step 3: Cross multiply
    3,276,357.96x = 4,914,204.80 × 879,891.20
  4. Step 4: Simplify right side
    3,276,357.96x = 4,323,965,575,617.95
  5. Step 5: Solve for x
    x = 4,323,965,575,617.95/3,276,357.96
  6. Step 6: Final answer
    x = 1,319,747.60

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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.