Home / 3,391,102.75-4,678,564.38-2,101,472.59

Finding the Fourth Proportional to 3,391,102.75, 4,678,564.38 and 2,101,472.59

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Solution

The fourth proportional to 3,391,102.75, 4,678,564.38 and 2,101,472.59 is: 2,899,314.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391,102.75 : 4,678,564.38 = 2,101,472.59 : x
  2. Step 2: Convert to fraction form
    3,391,102.75/4,678,564.38 = 2,101,472.59/x
  3. Step 3: Cross multiply
    3,391,102.75x = 4,678,564.38 × 2,101,472.59
  4. Step 4: Simplify right side
    3,391,102.75x = 9,831,874,805,120.34
  5. Step 5: Solve for x
    x = 9,831,874,805,120.34/3,391,102.75
  6. Step 6: Final answer
    x = 2,899,314.92

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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.