Home / 2,419,965.40-3,630,293.70-822,602.20

Finding the Fourth Proportional to 2,419,965.40, 3,630,293.70 and 822,602.20

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Solution

The fourth proportional to 2,419,965.40, 3,630,293.70 and 822,602.20 is: 1,234,020.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,419,965.40 : 3,630,293.70 = 822,602.20 : x
  2. Step 2: Convert to fraction form
    2,419,965.40/3,630,293.70 = 822,602.20/x
  3. Step 3: Cross multiply
    2,419,965.40x = 3,630,293.70 × 822,602.20
  4. Step 4: Simplify right side
    2,419,965.40x = 2,986,287,584,266.14
  5. Step 5: Solve for x
    x = 2,986,287,584,266.14/2,419,965.40
  6. Step 6: Final answer
    x = 1,234,020.78

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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.