Home / 1,207,399.00-1,808,109.12-886,790.61

Finding the Fourth Proportional to 1,207,399.00, 1,808,109.12 and 886,790.61

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Solution

The fourth proportional to 1,207,399.00, 1,808,109.12 and 886,790.61 is: 1,327,990.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,399.00 : 1,808,109.12 = 886,790.61 : x
  2. Step 2: Convert to fraction form
    1,207,399.00/1,808,109.12 = 886,790.61/x
  3. Step 3: Cross multiply
    1,207,399.00x = 1,808,109.12 × 886,790.61
  4. Step 4: Simplify right side
    1,207,399.00x = 1,603,414,186,464.43
  5. Step 5: Solve for x
    x = 1,603,414,186,464.43/1,207,399.00
  6. Step 6: Final answer
    x = 1,327,990.32

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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.