Home / 2,811,975.48-3,880,505.88-1,522,785.96

Finding the Fourth Proportional to 2,811,975.48, 3,880,505.88 and 1,522,785.96

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Solution

The fourth proportional to 2,811,975.48, 3,880,505.88 and 1,522,785.96 is: 2,101,433.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,811,975.48 : 3,880,505.88 = 1,522,785.96 : x
  2. Step 2: Convert to fraction form
    2,811,975.48/3,880,505.88 = 1,522,785.96/x
  3. Step 3: Cross multiply
    2,811,975.48x = 3,880,505.88 × 1,522,785.96
  4. Step 4: Simplify right side
    2,811,975.48x = 5,909,179,871,761.44
  5. Step 5: Solve for x
    x = 5,909,179,871,761.44/2,811,975.48
  6. Step 6: Final answer
    x = 2,101,433.64

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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.