Home / 1,511,511.66-2,085,791.22-832,448.16

Finding the Fourth Proportional to 1,511,511.66, 2,085,791.22 and 832,448.16

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Solution

The fourth proportional to 1,511,511.66, 2,085,791.22 and 832,448.16 is: 1,148,726.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,511.66 : 2,085,791.22 = 832,448.16 : x
  2. Step 2: Convert to fraction form
    1,511,511.66/2,085,791.22 = 832,448.16/x
  3. Step 3: Cross multiply
    1,511,511.66x = 2,085,791.22 × 832,448.16
  4. Step 4: Simplify right side
    1,511,511.66x = 1,736,313,063,233.16
  5. Step 5: Solve for x
    x = 1,736,313,063,233.16/1,511,511.66
  6. Step 6: Final answer
    x = 1,148,726.21

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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.