Home / 1,876,608.56-2,589,996.51-1,188,343.26

Finding the Fourth Proportional to 1,876,608.56, 2,589,996.51 and 1,188,343.26

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Solution

The fourth proportional to 1,876,608.56, 2,589,996.51 and 1,188,343.26 is: 1,640,088.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,876,608.56 : 2,589,996.51 = 1,188,343.26 : x
  2. Step 2: Convert to fraction form
    1,876,608.56/2,589,996.51 = 1,188,343.26/x
  3. Step 3: Cross multiply
    1,876,608.56x = 2,589,996.51 × 1,188,343.26
  4. Step 4: Simplify right side
    1,876,608.56x = 3,077,804,896,082.02
  5. Step 5: Solve for x
    x = 3,077,804,896,082.02/1,876,608.56
  6. Step 6: Final answer
    x = 1,640,088.92

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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.