Home / 3,818,442.86-5,727,661.89-1,122,790.22

Finding the Fourth Proportional to 3,818,442.86, 5,727,661.89 and 1,122,790.22

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Solution

The fourth proportional to 3,818,442.86, 5,727,661.89 and 1,122,790.22 is: 1,684,184.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818,442.86 : 5,727,661.89 = 1,122,790.22 : x
  2. Step 2: Convert to fraction form
    3,818,442.86/5,727,661.89 = 1,122,790.22/x
  3. Step 3: Cross multiply
    3,818,442.86x = 5,727,661.89 × 1,122,790.22
  4. Step 4: Simplify right side
    3,818,442.86x = 6,430,962,753,558.72
  5. Step 5: Solve for x
    x = 6,430,962,753,558.72/3,818,442.86
  6. Step 6: Final answer
    x = 1,684,184.62

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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.