Home / 1,064,692.89-1,469,274.66-682,718.76

Finding the Fourth Proportional to 1,064,692.89, 1,469,274.66 and 682,718.76

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Solution

The fourth proportional to 1,064,692.89, 1,469,274.66 and 682,718.76 is: 942,150.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,692.89 : 1,469,274.66 = 682,718.76 : x
  2. Step 2: Convert to fraction form
    1,064,692.89/1,469,274.66 = 682,718.76/x
  3. Step 3: Cross multiply
    1,064,692.89x = 1,469,274.66 × 682,718.76
  4. Step 4: Simplify right side
    1,064,692.89x = 1,003,101,373,974.62
  5. Step 5: Solve for x
    x = 1,003,101,373,974.62/1,064,692.89
  6. Step 6: Final answer
    x = 942,150.91

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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.