Home / 3,548,367.10-5,322,473.80-989,513.77

Finding the Fourth Proportional to 3,548,367.10, 5,322,473.80 and 989,513.77

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Solution

The fourth proportional to 3,548,367.10, 5,322,473.80 and 989,513.77 is: 1,484,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548,367.10 : 5,322,473.80 = 989,513.77 : x
  2. Step 2: Convert to fraction form
    3,548,367.10/5,322,473.80 = 989,513.77/x
  3. Step 3: Cross multiply
    3,548,367.10x = 5,322,473.80 × 989,513.77
  4. Step 4: Simplify right side
    3,548,367.10x = 5,266,661,115,564.23
  5. Step 5: Solve for x
    x = 5,266,661,115,564.23/3,548,367.10
  6. Step 6: Final answer
    x = 1,484,249.22

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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.