Home / 1,916,150.09-2,644,198.17-1,099,779.22

Finding the Fourth Proportional to 1,916,150.09, 2,644,198.17 and 1,099,779.22

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Solution

The fourth proportional to 1,916,150.09, 2,644,198.17 and 1,099,779.22 is: 1,517,644.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,150.09 : 2,644,198.17 = 1,099,779.22 : x
  2. Step 2: Convert to fraction form
    1,916,150.09/2,644,198.17 = 1,099,779.22/x
  3. Step 3: Cross multiply
    1,916,150.09x = 2,644,198.17 × 1,099,779.22
  4. Step 4: Simplify right side
    1,916,150.09x = 2,908,034,187,707.04
  5. Step 5: Solve for x
    x = 2,908,034,187,707.04/1,916,150.09
  6. Step 6: Final answer
    x = 1,517,644.26

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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.