Home / 3,123,022.70-4,684,534.05-993,322.10

Finding the Fourth Proportional to 3,123,022.70, 4,684,534.05 and 993,322.10

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Solution

The fourth proportional to 3,123,022.70, 4,684,534.05 and 993,322.10 is: 1,489,983.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,022.70 : 4,684,534.05 = 993,322.10 : x
  2. Step 2: Convert to fraction form
    3,123,022.70/4,684,534.05 = 993,322.10/x
  3. Step 3: Cross multiply
    3,123,022.70x = 4,684,534.05 × 993,322.10
  4. Step 4: Simplify right side
    3,123,022.70x = 4,653,251,200,067.51
  5. Step 5: Solve for x
    x = 4,653,251,200,067.51/3,123,022.70
  6. Step 6: Final answer
    x = 1,489,983.15

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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.