Home / 3,058,170.76-4,220,383.94-1,681,619.24

Finding the Fourth Proportional to 3,058,170.76, 4,220,383.94 and 1,681,619.24

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Solution

The fourth proportional to 3,058,170.76, 4,220,383.94 and 1,681,619.24 is: 2,320,694.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,058,170.76 : 4,220,383.94 = 1,681,619.24 : x
  2. Step 2: Convert to fraction form
    3,058,170.76/4,220,383.94 = 1,681,619.24/x
  3. Step 3: Cross multiply
    3,058,170.76x = 4,220,383.94 × 1,681,619.24
  4. Step 4: Simplify right side
    3,058,170.76x = 7,097,078,833,691.01
  5. Step 5: Solve for x
    x = 7,097,078,833,691.01/3,058,170.76
  6. Step 6: Final answer
    x = 2,320,694.10

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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.