Home / 2,015,361.36-2,781,324.36-1,109,943.12

Finding the Fourth Proportional to 2,015,361.36, 2,781,324.36 and 1,109,943.12

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Solution

The fourth proportional to 2,015,361.36, 2,781,324.36 and 1,109,943.12 is: 1,531,790.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015,361.36 : 2,781,324.36 = 1,109,943.12 : x
  2. Step 2: Convert to fraction form
    2,015,361.36/2,781,324.36 = 1,109,943.12/x
  3. Step 3: Cross multiply
    2,015,361.36x = 2,781,324.36 × 1,109,943.12
  4. Step 4: Simplify right side
    2,015,361.36x = 3,087,111,837,870.40
  5. Step 5: Solve for x
    x = 3,087,111,837,870.40/2,015,361.36
  6. Step 6: Final answer
    x = 1,531,790.72

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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.