Home / 3,389,198.85-4,677,088.59-1,861,305.96

Finding the Fourth Proportional to 3,389,198.85, 4,677,088.59 and 1,861,305.96

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Solution

The fourth proportional to 3,389,198.85, 4,677,088.59 and 1,861,305.96 is: 2,568,599.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,389,198.85 : 4,677,088.59 = 1,861,305.96 : x
  2. Step 2: Convert to fraction form
    3,389,198.85/4,677,088.59 = 1,861,305.96/x
  3. Step 3: Cross multiply
    3,389,198.85x = 4,677,088.59 × 1,861,305.96
  4. Step 4: Simplify right side
    3,389,198.85x = 8,705,492,868,015.00
  5. Step 5: Solve for x
    x = 8,705,492,868,015.00/3,389,198.85
  6. Step 6: Final answer
    x = 2,568,599.03

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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.