Home / 1,217,771.22-1,680,527.56-673,944.51

Finding the Fourth Proportional to 1,217,771.22, 1,680,527.56 and 673,944.51

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Solution

The fourth proportional to 1,217,771.22, 1,680,527.56 and 673,944.51 is: 930,045.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,217,771.22 : 1,680,527.56 = 673,944.51 : x
  2. Step 2: Convert to fraction form
    1,217,771.22/1,680,527.56 = 673,944.51/x
  3. Step 3: Cross multiply
    1,217,771.22x = 1,680,527.56 × 673,944.51
  4. Step 4: Simplify right side
    1,217,771.22x = 1,132,582,322,965.70
  5. Step 5: Solve for x
    x = 1,132,582,322,965.70/1,217,771.22
  6. Step 6: Final answer
    x = 930,045.24

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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.