Home / 1,616,170.35-2,229,820.85-936,971.31

Finding the Fourth Proportional to 1,616,170.35, 2,229,820.85 and 936,971.31

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Solution

The fourth proportional to 1,616,170.35, 2,229,820.85 and 936,971.31 is: 1,292,733.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,616,170.35 : 2,229,820.85 = 936,971.31 : x
  2. Step 2: Convert to fraction form
    1,616,170.35/2,229,820.85 = 936,971.31/x
  3. Step 3: Cross multiply
    1,616,170.35x = 2,229,820.85 × 936,971.31
  4. Step 4: Simplify right side
    1,616,170.35x = 2,089,278,162,889.81
  5. Step 5: Solve for x
    x = 2,089,278,162,889.81/1,616,170.35
  6. Step 6: Final answer
    x = 1,292,733.88

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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.