Home / 1,949,797.55-2,691,397.05-1,339,969

Finding the Fourth Proportional to 1,949,797.55, 2,691,397.05 and 1,339,969

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Solution

The fourth proportional to 1,949,797.55, 2,691,397.05 and 1,339,969 is: 1,849,622.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,949,797.55 : 2,691,397.05 = 1,339,969 : x
  2. Step 2: Convert to fraction form
    1,949,797.55/2,691,397.05 = 1,339,969/x
  3. Step 3: Cross multiply
    1,949,797.55x = 2,691,397.05 × 1,339,969
  4. Step 4: Simplify right side
    1,949,797.55x = 3,606,388,613,691.45
  5. Step 5: Solve for x
    x = 3,606,388,613,691.45/1,949,797.55
  6. Step 6: Final answer
    x = 1,849,622.09

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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.