Home / 3,571,403.55-4,928,589.61-2,022,626.76

Finding the Fourth Proportional to 3,571,403.55, 4,928,589.61 and 2,022,626.76

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Solution

The fourth proportional to 3,571,403.55, 4,928,589.61 and 2,022,626.76 is: 2,791,254.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,571,403.55 : 4,928,589.61 = 2,022,626.76 : x
  2. Step 2: Convert to fraction form
    3,571,403.55/4,928,589.61 = 2,022,626.76/x
  3. Step 3: Cross multiply
    3,571,403.55x = 4,928,589.61 × 2,022,626.76
  4. Step 4: Simplify right side
    3,571,403.55x = 9,968,697,234,243.97
  5. Step 5: Solve for x
    x = 9,968,697,234,243.97/3,571,403.55
  6. Step 6: Final answer
    x = 2,791,254.78

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Double scale
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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.