Home / 2,969,471.28-4,097,881.32-1,611,344.28

Finding the Fourth Proportional to 2,969,471.28, 4,097,881.32 and 1,611,344.28

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Solution

The fourth proportional to 2,969,471.28, 4,097,881.32 and 1,611,344.28 is: 2,223,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,471.28 : 4,097,881.32 = 1,611,344.28 : x
  2. Step 2: Convert to fraction form
    2,969,471.28/4,097,881.32 = 1,611,344.28/x
  3. Step 3: Cross multiply
    2,969,471.28x = 4,097,881.32 × 1,611,344.28
  4. Step 4: Simplify right side
    2,969,471.28x = 6,603,097,625,100.85
  5. Step 5: Solve for x
    x = 6,603,097,625,100.85/2,969,471.28
  6. Step 6: Final answer
    x = 2,223,661.05

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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.