Home / 1,396,661.09-2,093,861.04-436,622.43

Finding the Fourth Proportional to 1,396,661.09, 2,093,861.04 and 436,622.43

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Solution

The fourth proportional to 1,396,661.09, 2,093,861.04 and 436,622.43 is: 654,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,661.09 : 2,093,861.04 = 436,622.43 : x
  2. Step 2: Convert to fraction form
    1,396,661.09/2,093,861.04 = 436,622.43/x
  3. Step 3: Cross multiply
    1,396,661.09x = 2,093,861.04 × 436,622.43
  4. Step 4: Simplify right side
    1,396,661.09x = 914,226,695,367.13
  5. Step 5: Solve for x
    x = 914,226,695,367.13/1,396,661.09
  6. Step 6: Final answer
    x = 654,580.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.