Home / 3,226,438.32-4,839,288.84-862,718.64

Finding the Fourth Proportional to 3,226,438.32, 4,839,288.84 and 862,718.64

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Solution

The fourth proportional to 3,226,438.32, 4,839,288.84 and 862,718.64 is: 1,293,979.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,226,438.32 : 4,839,288.84 = 862,718.64 : x
  2. Step 2: Convert to fraction form
    3,226,438.32/4,839,288.84 = 862,718.64/x
  3. Step 3: Cross multiply
    3,226,438.32x = 4,839,288.84 × 862,718.64
  4. Step 4: Simplify right side
    3,226,438.32x = 4,174,944,686,611.98
  5. Step 5: Solve for x
    x = 4,174,944,686,611.98/3,226,438.32
  6. Step 6: Final answer
    x = 1,293,979.39

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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.