Home / 2,021,317.60-3,031,976.40-822,622.90

Finding the Fourth Proportional to 2,021,317.60, 3,031,976.40 and 822,622.90

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Solution

The fourth proportional to 2,021,317.60, 3,031,976.40 and 822,622.90 is: 1,233,934.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,021,317.60 : 3,031,976.40 = 822,622.90 : x
  2. Step 2: Convert to fraction form
    2,021,317.60/3,031,976.40 = 822,622.90/x
  3. Step 3: Cross multiply
    2,021,317.60x = 3,031,976.40 × 822,622.90
  4. Step 4: Simplify right side
    2,021,317.60x = 2,494,173,218,899.56
  5. Step 5: Solve for x
    x = 2,494,173,218,899.56/2,021,317.60
  6. Step 6: Final answer
    x = 1,233,934.35

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.