Home / 914,185.91-1,261,157.84-591,999.81

Finding the Fourth Proportional to 914,185.91, 1,261,157.84 and 591,999.81

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Solution

The fourth proportional to 914,185.91, 1,261,157.84 and 591,999.81 is: 816,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,185.91 : 1,261,157.84 = 591,999.81 : x
  2. Step 2: Convert to fraction form
    914,185.91/1,261,157.84 = 591,999.81/x
  3. Step 3: Cross multiply
    914,185.91x = 1,261,157.84 × 591,999.81
  4. Step 4: Simplify right side
    914,185.91x = 746,605,198,700.01
  5. Step 5: Solve for x
    x = 746,605,198,700.01/914,185.91
  6. Step 6: Final answer
    x = 816,688.59

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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.