Home / 3,951,771.66-5,453,454-2,209,503.12

Finding the Fourth Proportional to 3,951,771.66, 5,453,454 and 2,209,503.12

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Solution

The fourth proportional to 3,951,771.66, 5,453,454 and 2,209,503.12 is: 3,049,119.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951,771.66 : 5,453,454 = 2,209,503.12 : x
  2. Step 2: Convert to fraction form
    3,951,771.66/5,453,454 = 2,209,503.12/x
  3. Step 3: Cross multiply
    3,951,771.66x = 5,453,454 × 2,209,503.12
  4. Step 4: Simplify right side
    3,951,771.66x = 12,049,423,627,776.48
  5. Step 5: Solve for x
    x = 12,049,423,627,776.48/3,951,771.66
  6. Step 6: Final answer
    x = 3,049,119.40

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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.