Home / 3,133,342.95-4,324,024.27-1,972,557.21

Finding the Fourth Proportional to 3,133,342.95, 4,324,024.27 and 1,972,557.21

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Solution

The fourth proportional to 3,133,342.95, 4,324,024.27 and 1,972,557.21 is: 2,722,135.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133,342.95 : 4,324,024.27 = 1,972,557.21 : x
  2. Step 2: Convert to fraction form
    3,133,342.95/4,324,024.27 = 1,972,557.21/x
  3. Step 3: Cross multiply
    3,133,342.95x = 4,324,024.27 × 1,972,557.21
  4. Step 4: Simplify right side
    3,133,342.95x = 8,529,385,233,266.00
  5. Step 5: Solve for x
    x = 8,529,385,233,266.00/3,133,342.95
  6. Step 6: Final answer
    x = 2,722,135.87

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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.