Home / 3,163,954.32-4,745,895.84-767,825.28

Finding the Fourth Proportional to 3,163,954.32, 4,745,895.84 and 767,825.28

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Solution

The fourth proportional to 3,163,954.32, 4,745,895.84 and 767,825.28 is: 1,151,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163,954.32 : 4,745,895.84 = 767,825.28 : x
  2. Step 2: Convert to fraction form
    3,163,954.32/4,745,895.84 = 767,825.28/x
  3. Step 3: Cross multiply
    3,163,954.32x = 4,745,895.84 × 767,825.28
  4. Step 4: Simplify right side
    3,163,954.32x = 3,644,018,802,198.84
  5. Step 5: Solve for x
    x = 3,644,018,802,198.84/3,163,954.32
  6. Step 6: Final answer
    x = 1,151,729.27

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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.