Home / 1,077,111.56-1,486,407.30-587,080.52

Finding the Fourth Proportional to 1,077,111.56, 1,486,407.30 and 587,080.52

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Solution

The fourth proportional to 1,077,111.56, 1,486,407.30 and 587,080.52 is: 810,167.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,077,111.56 : 1,486,407.30 = 587,080.52 : x
  2. Step 2: Convert to fraction form
    1,077,111.56/1,486,407.30 = 587,080.52/x
  3. Step 3: Cross multiply
    1,077,111.56x = 1,486,407.30 × 587,080.52
  4. Step 4: Simplify right side
    1,077,111.56x = 872,640,770,615.80
  5. Step 5: Solve for x
    x = 872,640,770,615.80/1,077,111.56
  6. Step 6: Final answer
    x = 810,167.49

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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.