Home / 1,036,721.55-1,555,293.72-587,642.97

Finding the Fourth Proportional to 1,036,721.55, 1,555,293.72 and 587,642.97

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Solution

The fourth proportional to 1,036,721.55, 1,555,293.72 and 587,642.97 is: 881,584.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,721.55 : 1,555,293.72 = 587,642.97 : x
  2. Step 2: Convert to fraction form
    1,036,721.55/1,555,293.72 = 587,642.97/x
  3. Step 3: Cross multiply
    1,036,721.55x = 1,555,293.72 × 587,642.97
  4. Step 4: Simplify right side
    1,036,721.55x = 913,957,420,843.15
  5. Step 5: Solve for x
    x = 913,957,420,843.15/1,036,721.55
  6. Step 6: Final answer
    x = 881,584.28

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.