Home / 1,100,860.05-1,651,290.08-800,706.45

Finding the Fourth Proportional to 1,100,860.05, 1,651,290.08 and 800,706.45

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Solution

The fourth proportional to 1,100,860.05, 1,651,290.08 and 800,706.45 is: 1,201,059.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,860.05 : 1,651,290.08 = 800,706.45 : x
  2. Step 2: Convert to fraction form
    1,100,860.05/1,651,290.08 = 800,706.45/x
  3. Step 3: Cross multiply
    1,100,860.05x = 1,651,290.08 × 800,706.45
  4. Step 4: Simplify right side
    1,100,860.05x = 1,322,198,613,873.48
  5. Step 5: Solve for x
    x = 1,322,198,613,873.48/1,100,860.05
  6. Step 6: Final answer
    x = 1,201,059.68

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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.