Home / 1,175,127.75-1,622,172.33-793,671.21

Finding the Fourth Proportional to 1,175,127.75, 1,622,172.33 and 793,671.21

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Solution

The fourth proportional to 1,175,127.75, 1,622,172.33 and 793,671.21 is: 1,095,601.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,127.75 : 1,622,172.33 = 793,671.21 : x
  2. Step 2: Convert to fraction form
    1,175,127.75/1,622,172.33 = 793,671.21/x
  3. Step 3: Cross multiply
    1,175,127.75x = 1,622,172.33 × 793,671.21
  4. Step 4: Simplify right side
    1,175,127.75x = 1,287,471,475,979.62
  5. Step 5: Solve for x
    x = 1,287,471,475,979.62/1,175,127.75
  6. Step 6: Final answer
    x = 1,095,601.29

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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.