Home / 1,639,754.98-2,261,914.62-985,926.85

Finding the Fourth Proportional to 1,639,754.98, 2,261,914.62 and 985,926.85

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Solution

The fourth proportional to 1,639,754.98, 2,261,914.62 and 985,926.85 is: 1,360,009.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,639,754.98 : 2,261,914.62 = 985,926.85 : x
  2. Step 2: Convert to fraction form
    1,639,754.98/2,261,914.62 = 985,926.85/x
  3. Step 3: Cross multiply
    1,639,754.98x = 2,261,914.62 × 985,926.85
  4. Step 4: Simplify right side
    1,639,754.98x = 2,230,082,358,117.80
  5. Step 5: Solve for x
    x = 2,230,082,358,117.80/1,639,754.98
  6. Step 6: Final answer
    x = 1,360,009.51

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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.