Home / 1,603,636.25-2,211,998.49-1,052,387.64

Finding the Fourth Proportional to 1,603,636.25, 2,211,998.49 and 1,052,387.64

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Solution

The fourth proportional to 1,603,636.25, 2,211,998.49 and 1,052,387.64 is: 1,451,625.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,603,636.25 : 2,211,998.49 = 1,052,387.64 : x
  2. Step 2: Convert to fraction form
    1,603,636.25/2,211,998.49 = 1,052,387.64/x
  3. Step 3: Cross multiply
    1,603,636.25x = 2,211,998.49 × 1,052,387.64
  4. Step 4: Simplify right side
    1,603,636.25x = 2,327,879,870,574.66
  5. Step 5: Solve for x
    x = 2,327,879,870,574.66/1,603,636.25
  6. Step 6: Final answer
    x = 1,451,625.88

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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.