Home / 3,221,991.87-4,446,364.82-1,771,780.83

Finding the Fourth Proportional to 3,221,991.87, 4,446,364.82 and 1,771,780.83

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Solution

The fourth proportional to 3,221,991.87, 4,446,364.82 and 1,771,780.83 is: 2,445,066.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,991.87 : 4,446,364.82 = 1,771,780.83 : x
  2. Step 2: Convert to fraction form
    3,221,991.87/4,446,364.82 = 1,771,780.83/x
  3. Step 3: Cross multiply
    3,221,991.87x = 4,446,364.82 × 1,771,780.83
  4. Step 4: Simplify right side
    3,221,991.87x = 7,877,983,942,403.50
  5. Step 5: Solve for x
    x = 7,877,983,942,403.50/3,221,991.87
  6. Step 6: Final answer
    x = 2,445,066.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.