Home / 2,378,942.33-3,282,932.03-1,291,213.89

Finding the Fourth Proportional to 2,378,942.33, 3,282,932.03 and 1,291,213.89

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Solution

The fourth proportional to 2,378,942.33, 3,282,932.03 and 1,291,213.89 is: 1,781,870.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,942.33 : 3,282,932.03 = 1,291,213.89 : x
  2. Step 2: Convert to fraction form
    2,378,942.33/3,282,932.03 = 1,291,213.89/x
  3. Step 3: Cross multiply
    2,378,942.33x = 3,282,932.03 × 1,291,213.89
  4. Step 4: Simplify right side
    2,378,942.33x = 4,238,967,430,605.83
  5. Step 5: Solve for x
    x = 4,238,967,430,605.83/2,378,942.33
  6. Step 6: Final answer
    x = 1,781,870.62

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