Home / 2,409,419.40-3,324,936.33-1,376,861.51

Finding the Fourth Proportional to 2,409,419.40, 3,324,936.33 and 1,376,861.51

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Solution

The fourth proportional to 2,409,419.40, 3,324,936.33 and 1,376,861.51 is: 1,900,033.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,409,419.40 : 3,324,936.33 = 1,376,861.51 : x
  2. Step 2: Convert to fraction form
    2,409,419.40/3,324,936.33 = 1,376,861.51/x
  3. Step 3: Cross multiply
    2,409,419.40x = 3,324,936.33 × 1,376,861.51
  4. Step 4: Simplify right side
    2,409,419.40x = 4,577,976,855,977.66
  5. Step 5: Solve for x
    x = 4,577,976,855,977.66/2,409,419.40
  6. Step 6: Final answer
    x = 1,900,033.20

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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.