Home / 3,454,908.45-4,767,790.23-1,906,170.05

Finding the Fourth Proportional to 3,454,908.45, 4,767,790.23 and 1,906,170.05

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Solution

The fourth proportional to 3,454,908.45, 4,767,790.23 and 1,906,170.05 is: 2,630,523.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,454,908.45 : 4,767,790.23 = 1,906,170.05 : x
  2. Step 2: Convert to fraction form
    3,454,908.45/4,767,790.23 = 1,906,170.05/x
  3. Step 3: Cross multiply
    3,454,908.45x = 4,767,790.23 × 1,906,170.05
  4. Step 4: Simplify right side
    3,454,908.45x = 9,088,218,941,108.61
  5. Step 5: Solve for x
    x = 9,088,218,941,108.61/3,454,908.45
  6. Step 6: Final answer
    x = 2,630,523.81

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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.