Home / 1,283,659.25-1,771,449.89-702,919.01

Finding the Fourth Proportional to 1,283,659.25, 1,771,449.89 and 702,919.01

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Solution

The fourth proportional to 1,283,659.25, 1,771,449.89 and 702,919.01 is: 970,028.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,659.25 : 1,771,449.89 = 702,919.01 : x
  2. Step 2: Convert to fraction form
    1,283,659.25/1,771,449.89 = 702,919.01/x
  3. Step 3: Cross multiply
    1,283,659.25x = 1,771,449.89 × 702,919.01
  4. Step 4: Simplify right side
    1,283,659.25x = 1,245,185,803,857.44
  5. Step 5: Solve for x
    x = 1,245,185,803,857.44/1,283,659.25
  6. Step 6: Final answer
    x = 970,028.31

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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.