Home / 1,275,692.49-1,760,459.97-702,731.30

Finding the Fourth Proportional to 1,275,692.49, 1,760,459.97 and 702,731.30

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Solution

The fourth proportional to 1,275,692.49, 1,760,459.97 and 702,731.30 is: 969,771.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,275,692.49 : 1,760,459.97 = 702,731.30 : x
  2. Step 2: Convert to fraction form
    1,275,692.49/1,760,459.97 = 702,731.30/x
  3. Step 3: Cross multiply
    1,275,692.49x = 1,760,459.97 × 702,731.30
  4. Step 4: Simplify right side
    1,275,692.49x = 1,237,130,317,149.00
  5. Step 5: Solve for x
    x = 1,237,130,317,149.00/1,275,692.49
  6. Step 6: Final answer
    x = 969,771.58

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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.