Home / 2,228,713.20-3,343,069.80-1,909,848.60

Finding the Fourth Proportional to 2,228,713.20, 3,343,069.80 and 1,909,848.60

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Solution

The fourth proportional to 2,228,713.20, 3,343,069.80 and 1,909,848.60 is: 2,864,772.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,228,713.20 : 3,343,069.80 = 1,909,848.60 : x
  2. Step 2: Convert to fraction form
    2,228,713.20/3,343,069.80 = 1,909,848.60/x
  3. Step 3: Cross multiply
    2,228,713.20x = 3,343,069.80 × 1,909,848.60
  4. Step 4: Simplify right side
    2,228,713.20x = 6,384,757,177,232.28
  5. Step 5: Solve for x
    x = 6,384,757,177,232.28/2,228,713.20
  6. Step 6: Final answer
    x = 2,864,772.90

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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.