Home / 1,972,406.33-2,721,894.22-1,101,254.37

Finding the Fourth Proportional to 1,972,406.33, 2,721,894.22 and 1,101,254.37

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Solution

The fourth proportional to 1,972,406.33, 2,721,894.22 and 1,101,254.37 is: 1,519,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,406.33 : 2,721,894.22 = 1,101,254.37 : x
  2. Step 2: Convert to fraction form
    1,972,406.33/2,721,894.22 = 1,101,254.37/x
  3. Step 3: Cross multiply
    1,972,406.33x = 2,721,894.22 × 1,101,254.37
  4. Step 4: Simplify right side
    1,972,406.33x = 2,997,497,894,331.13
  5. Step 5: Solve for x
    x = 2,997,497,894,331.13/1,972,406.33
  6. Step 6: Final answer
    x = 1,519,716.22

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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.