Home / 1,334,601.70-2,002,243.93-387,972.42

Finding the Fourth Proportional to 1,334,601.70, 2,002,243.93 and 387,972.42

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Solution

The fourth proportional to 1,334,601.70, 2,002,243.93 and 387,972.42 is: 582,057.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,334,601.70 : 2,002,243.93 = 387,972.42 : x
  2. Step 2: Convert to fraction form
    1,334,601.70/2,002,243.93 = 387,972.42/x
  3. Step 3: Cross multiply
    1,334,601.70x = 2,002,243.93 × 387,972.42
  4. Step 4: Simplify right side
    1,334,601.70x = 776,815,421,012.55
  5. Step 5: Solve for x
    x = 776,815,421,012.55/1,334,601.70
  6. Step 6: Final answer
    x = 582,057.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.