Home / 3,108,161.39-4,258,196.30-2,991,668.41

Finding the Fourth Proportional to 3,108,161.39, 4,258,196.30 and 2,991,668.41

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Solution

The fourth proportional to 3,108,161.39, 4,258,196.30 and 2,991,668.41 is: 4,098,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108,161.39 : 4,258,196.30 = 2,991,668.41 : x
  2. Step 2: Convert to fraction form
    3,108,161.39/4,258,196.30 = 2,991,668.41/x
  3. Step 3: Cross multiply
    3,108,161.39x = 4,258,196.30 × 2,991,668.41
  4. Step 4: Simplify right side
    3,108,161.39x = 12,739,111,354,288.88
  5. Step 5: Solve for x
    x = 12,739,111,354,288.88/3,108,161.39
  6. Step 6: Final answer
    x = 4,098,600.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.