Home / 1,275,579.12-1,913,371.08-1,197,634.44

Finding the Fourth Proportional to 1,275,579.12, 1,913,371.08 and 1,197,634.44

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Solution

The fourth proportional to 1,275,579.12, 1,913,371.08 and 1,197,634.44 is: 1,796,453.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,579.12 : 1,913,371.08 = 1,197,634.44 : x
  2. Step 2: Convert to fraction form
    1,275,579.12/1,913,371.08 = 1,197,634.44/x
  3. Step 3: Cross multiply
    1,275,579.12x = 1,913,371.08 × 1,197,634.44
  4. Step 4: Simplify right side
    1,275,579.12x = 2,291,519,101,908.00
  5. Step 5: Solve for x
    x = 2,291,519,101,908.00/1,275,579.12
  6. Step 6: Final answer
    x = 1,796,453.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.