Home / 3,237,687.06-4,467,890.79-1,787,351.28

Finding the Fourth Proportional to 3,237,687.06, 4,467,890.79 and 1,787,351.28

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Solution

The fourth proportional to 3,237,687.06, 4,467,890.79 and 1,787,351.28 is: 2,466,479.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,237,687.06 : 4,467,890.79 = 1,787,351.28 : x
  2. Step 2: Convert to fraction form
    3,237,687.06/4,467,890.79 = 1,787,351.28/x
  3. Step 3: Cross multiply
    3,237,687.06x = 4,467,890.79 × 1,787,351.28
  4. Step 4: Simplify right side
    3,237,687.06x = 7,985,690,322,406.71
  5. Step 5: Solve for x
    x = 7,985,690,322,406.71/3,237,687.06
  6. Step 6: Final answer
    x = 2,466,479.98

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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.