Home / 1,222,211.06-1,686,961.31-835,183.14

Finding the Fourth Proportional to 1,222,211.06, 1,686,961.31 and 835,183.14

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Solution

The fourth proportional to 1,222,211.06, 1,686,961.31 and 835,183.14 is: 1,152,764.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,222,211.06 : 1,686,961.31 = 835,183.14 : x
  2. Step 2: Convert to fraction form
    1,222,211.06/1,686,961.31 = 835,183.14/x
  3. Step 3: Cross multiply
    1,222,211.06x = 1,686,961.31 × 835,183.14
  4. Step 4: Simplify right side
    1,222,211.06x = 1,408,921,642,908.11
  5. Step 5: Solve for x
    x = 1,408,921,642,908.11/1,222,211.06
  6. Step 6: Final answer
    x = 1,152,764.60

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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.