Home / 1,091,709.06-1,629,887.14-834,193.86

Finding the Fourth Proportional to 1,091,709.06, 1,629,887.14 and 834,193.86

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Solution

The fourth proportional to 1,091,709.06, 1,629,887.14 and 834,193.86 is: 1,245,425.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,709.06 : 1,629,887.14 = 834,193.86 : x
  2. Step 2: Convert to fraction form
    1,091,709.06/1,629,887.14 = 834,193.86/x
  3. Step 3: Cross multiply
    1,091,709.06x = 1,629,887.14 × 834,193.86
  4. Step 4: Simplify right side
    1,091,709.06x = 1,359,641,844,680.96
  5. Step 5: Solve for x
    x = 1,359,641,844,680.96/1,091,709.06
  6. Step 6: Final answer
    x = 1,245,425.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.