Home / 1,283,754.36-1,771,602.76-702,968.16

Finding the Fourth Proportional to 1,283,754.36, 1,771,602.76 and 702,968.16

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Solution

The fourth proportional to 1,283,754.36, 1,771,602.76 and 702,968.16 is: 970,107.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,283,754.36 : 1,771,602.76 = 702,968.16 : x
  2. Step 2: Convert to fraction form
    1,283,754.36/1,771,602.76 = 702,968.16/x
  3. Step 3: Cross multiply
    1,283,754.36x = 1,771,602.76 × 702,968.16
  4. Step 4: Simplify right side
    1,283,754.36x = 1,245,380,332,448.12
  5. Step 5: Solve for x
    x = 1,245,380,332,448.12/1,283,754.36
  6. Step 6: Final answer
    x = 970,107.97

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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.