Home / 3,436,132.79-4,741,733.39-1,908,338.33

Finding the Fourth Proportional to 3,436,132.79, 4,741,733.39 and 1,908,338.33

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Solution

The fourth proportional to 3,436,132.79, 4,741,733.39 and 1,908,338.33 is: 2,633,434.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,132.79 : 4,741,733.39 = 1,908,338.33 : x
  2. Step 2: Convert to fraction form
    3,436,132.79/4,741,733.39 = 1,908,338.33/x
  3. Step 3: Cross multiply
    3,436,132.79x = 4,741,733.39 × 1,908,338.33
  4. Step 4: Simplify right side
    3,436,132.79x = 9,048,831,545,527.48
  5. Step 5: Solve for x
    x = 9,048,831,545,527.48/3,436,132.79
  6. Step 6: Final answer
    x = 2,633,434.77

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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.