Home / 3,276,359.12-4,914,206.51-879,892.36

Finding the Fourth Proportional to 3,276,359.12, 4,914,206.51 and 879,892.36

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Solution

The fourth proportional to 3,276,359.12, 4,914,206.51 and 879,892.36 is: 1,319,749.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276,359.12 : 4,914,206.51 = 879,892.36 : x
  2. Step 2: Convert to fraction form
    3,276,359.12/4,914,206.51 = 879,892.36/x
  3. Step 3: Cross multiply
    3,276,359.12x = 4,914,206.51 × 879,892.36
  4. Step 4: Simplify right side
    3,276,359.12x = 4,323,972,753,525.48
  5. Step 5: Solve for x
    x = 4,323,972,753,525.48/3,276,359.12
  6. Step 6: Final answer
    x = 1,319,749.33

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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.