Home / 3,446,169.58-4,755,635.19-2,157,720.40

Finding the Fourth Proportional to 3,446,169.58, 4,755,635.19 and 2,157,720.40

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Solution

The fourth proportional to 3,446,169.58, 4,755,635.19 and 2,157,720.40 is: 2,977,604.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,446,169.58 : 4,755,635.19 = 2,157,720.40 : x
  2. Step 2: Convert to fraction form
    3,446,169.58/4,755,635.19 = 2,157,720.40/x
  3. Step 3: Cross multiply
    3,446,169.58x = 4,755,635.19 × 2,157,720.40
  4. Step 4: Simplify right side
    3,446,169.58x = 10,261,331,064,420.88
  5. Step 5: Solve for x
    x = 10,261,331,064,420.88/3,446,169.58
  6. Step 6: Final answer
    x = 2,977,604.79

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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.