Home / 1,275,388.21-1,760,160.04-952,537.80

Finding the Fourth Proportional to 1,275,388.21, 1,760,160.04 and 952,537.80

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Solution

The fourth proportional to 1,275,388.21, 1,760,160.04 and 952,537.80 is: 1,314,595.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,388.21 : 1,760,160.04 = 952,537.80 : x
  2. Step 2: Convert to fraction form
    1,275,388.21/1,760,160.04 = 952,537.80/x
  3. Step 3: Cross multiply
    1,275,388.21x = 1,760,160.04 × 952,537.80
  4. Step 4: Simplify right side
    1,275,388.21x = 1,676,618,972,149.51
  5. Step 5: Solve for x
    x = 1,676,618,972,149.51/1,275,388.21
  6. Step 6: Final answer
    x = 1,314,595.01

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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.