Home / 1,074,090.12-1,486,147.56-936,555.64

Finding the Fourth Proportional to 1,074,090.12, 1,486,147.56 and 936,555.64

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Solution

The fourth proportional to 1,074,090.12, 1,486,147.56 and 936,555.64 is: 1,295,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,090.12 : 1,486,147.56 = 936,555.64 : x
  2. Step 2: Convert to fraction form
    1,074,090.12/1,486,147.56 = 936,555.64/x
  3. Step 3: Cross multiply
    1,074,090.12x = 1,486,147.56 × 936,555.64
  4. Step 4: Simplify right side
    1,074,090.12x = 1,391,859,879,190.24
  5. Step 5: Solve for x
    x = 1,391,859,879,190.24/1,074,090.12
  6. Step 6: Final answer
    x = 1,295,850.18

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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.