Home / 3,521,321.30-4,859,605.43-1,972,492.46

Finding the Fourth Proportional to 3,521,321.30, 4,859,605.43 and 1,972,492.46

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Solution

The fourth proportional to 3,521,321.30, 4,859,605.43 and 1,972,492.46 is: 2,722,141.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521,321.30 : 4,859,605.43 = 1,972,492.46 : x
  2. Step 2: Convert to fraction form
    3,521,321.30/4,859,605.43 = 1,972,492.46/x
  3. Step 3: Cross multiply
    3,521,321.30x = 4,859,605.43 × 1,972,492.46
  4. Step 4: Simplify right side
    3,521,321.30x = 9,585,535,060,709.94
  5. Step 5: Solve for x
    x = 9,585,535,060,709.94/3,521,321.30
  6. Step 6: Final answer
    x = 2,722,141.56

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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.