Home / 3,419,914.48-5,126,488.80-1,619,634.40

Finding the Fourth Proportional to 3,419,914.48, 5,126,488.80 and 1,619,634.40

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Solution

The fourth proportional to 3,419,914.48, 5,126,488.80 and 1,619,634.40 is: 2,427,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,914.48 : 5,126,488.80 = 1,619,634.40 : x
  2. Step 2: Convert to fraction form
    3,419,914.48/5,126,488.80 = 1,619,634.40/x
  3. Step 3: Cross multiply
    3,419,914.48x = 5,126,488.80 × 1,619,634.40
  4. Step 4: Simplify right side
    3,419,914.48x = 8,303,037,611,694.72
  5. Step 5: Solve for x
    x = 8,303,037,611,694.72/3,419,914.48
  6. Step 6: Final answer
    x = 2,427,849.49

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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.