Home / 1,245,971.85-1,719,441.22-673,012.03

Finding the Fourth Proportional to 1,245,971.85, 1,719,441.22 and 673,012.03

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Solution

The fourth proportional to 1,245,971.85, 1,719,441.22 and 673,012.03 is: 928,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,971.85 : 1,719,441.22 = 673,012.03 : x
  2. Step 2: Convert to fraction form
    1,245,971.85/1,719,441.22 = 673,012.03/x
  3. Step 3: Cross multiply
    1,245,971.85x = 1,719,441.22 × 673,012.03
  4. Step 4: Simplify right side
    1,245,971.85x = 1,157,204,619,956.74
  5. Step 5: Solve for x
    x = 1,157,204,619,956.74/1,245,971.85
  6. Step 6: Final answer
    x = 928,756.63

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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.