Home / 2,198,419.23-3,033,816.45-1,231,556.45

Finding the Fourth Proportional to 2,198,419.23, 3,033,816.45 and 1,231,556.45

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Solution

The fourth proportional to 2,198,419.23, 3,033,816.45 and 1,231,556.45 is: 1,699,546.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,198,419.23 : 3,033,816.45 = 1,231,556.45 : x
  2. Step 2: Convert to fraction form
    2,198,419.23/3,033,816.45 = 1,231,556.45/x
  3. Step 3: Cross multiply
    2,198,419.23x = 3,033,816.45 × 1,231,556.45
  4. Step 4: Simplify right side
    2,198,419.23x = 3,736,316,201,944.52
  5. Step 5: Solve for x
    x = 3,736,316,201,944.52/2,198,419.23
  6. Step 6: Final answer
    x = 1,699,546.72

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1.5x scale

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.