Home / 1,275,368.34-1,760,087.88-702,408.36

Finding the Fourth Proportional to 1,275,368.34, 1,760,087.88 and 702,408.36

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Solution

The fourth proportional to 1,275,368.34, 1,760,087.88 and 702,408.36 is: 969,367.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,368.34 : 1,760,087.88 = 702,408.36 : x
  2. Step 2: Convert to fraction form
    1,275,368.34/1,760,087.88 = 702,408.36/x
  3. Step 3: Cross multiply
    1,275,368.34x = 1,760,087.88 × 702,408.36
  4. Step 4: Simplify right side
    1,275,368.34x = 1,236,300,441,246.68
  5. Step 5: Solve for x
    x = 1,236,300,441,246.68/1,275,368.34
  6. Step 6: Final answer
    x = 969,367.36

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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.