Home / 3,436,128.50-4,741,727.41-1,908,334.04

Finding the Fourth Proportional to 3,436,128.50, 4,741,727.41 and 1,908,334.04

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Solution

The fourth proportional to 3,436,128.50, 4,741,727.41 and 1,908,334.04 is: 2,633,428.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436,128.50 : 4,741,727.41 = 1,908,334.04 : x
  2. Step 2: Convert to fraction form
    3,436,128.50/4,741,727.41 = 1,908,334.04/x
  3. Step 3: Cross multiply
    3,436,128.50x = 4,741,727.41 × 1,908,334.04
  4. Step 4: Simplify right side
    3,436,128.50x = 9,048,799,816,916.93
  5. Step 5: Solve for x
    x = 9,048,799,816,916.93/3,436,128.50
  6. Step 6: Final answer
    x = 2,633,428.82

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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.