Home / 3,018,191.64-4,165,183.26-1,660,100.28

Finding the Fourth Proportional to 3,018,191.64, 4,165,183.26 and 1,660,100.28

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Solution

The fourth proportional to 3,018,191.64, 4,165,183.26 and 1,660,100.28 is: 2,290,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,018,191.64 : 4,165,183.26 = 1,660,100.28 : x
  2. Step 2: Convert to fraction form
    3,018,191.64/4,165,183.26 = 1,660,100.28/x
  3. Step 3: Cross multiply
    3,018,191.64x = 4,165,183.26 × 1,660,100.28
  4. Step 4: Simplify right side
    3,018,191.64x = 6,914,621,896,177.31
  5. Step 5: Solve for x
    x = 6,914,621,896,177.31/3,018,191.64
  6. Step 6: Final answer
    x = 2,290,981.73

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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.