Home / 2,019,880.56-2,787,493.44-1,114,520.88

Finding the Fourth Proportional to 2,019,880.56, 2,787,493.44 and 1,114,520.88

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Solution

The fourth proportional to 2,019,880.56, 2,787,493.44 and 1,114,520.88 is: 1,538,070.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,880.56 : 2,787,493.44 = 1,114,520.88 : x
  2. Step 2: Convert to fraction form
    2,019,880.56/2,787,493.44 = 1,114,520.88/x
  3. Step 3: Cross multiply
    2,019,880.56x = 2,787,493.44 × 1,114,520.88
  4. Step 4: Simplify right side
    2,019,880.56x = 3,106,719,641,743.03
  5. Step 5: Solve for x
    x = 3,106,719,641,743.03/2,019,880.56
  6. Step 6: Final answer
    x = 1,538,070.96

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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.