Home / 1,610,903.07-2,222,989.31-885,745.71

Finding the Fourth Proportional to 1,610,903.07, 2,222,989.31 and 885,745.71

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Solution

The fourth proportional to 1,610,903.07, 2,222,989.31 and 885,745.71 is: 1,222,297.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,903.07 : 2,222,989.31 = 885,745.71 : x
  2. Step 2: Convert to fraction form
    1,610,903.07/2,222,989.31 = 885,745.71/x
  3. Step 3: Cross multiply
    1,610,903.07x = 2,222,989.31 × 885,745.71
  4. Step 4: Simplify right side
    1,610,903.07x = 1,969,003,240,279.63
  5. Step 5: Solve for x
    x = 1,969,003,240,279.63/1,610,903.07
  6. Step 6: Final answer
    x = 1,222,297.78

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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.