Home / 1,906,505.34-2,859,755.71-486,561.57

Finding the Fourth Proportional to 1,906,505.34, 2,859,755.71 and 486,561.57

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Solution

The fourth proportional to 1,906,505.34, 2,859,755.71 and 486,561.57 is: 729,841.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,505.34 : 2,859,755.71 = 486,561.57 : x
  2. Step 2: Convert to fraction form
    1,906,505.34/2,859,755.71 = 486,561.57/x
  3. Step 3: Cross multiply
    1,906,505.34x = 2,859,755.71 × 486,561.57
  4. Step 4: Simplify right side
    1,906,505.34x = 1,391,447,228,074.06
  5. Step 5: Solve for x
    x = 1,391,447,228,074.06/1,906,505.34
  6. Step 6: Final answer
    x = 729,841.77

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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.