Home / 2,588,311.86-3,882,477.33-791,188.35

Finding the Fourth Proportional to 2,588,311.86, 3,882,477.33 and 791,188.35

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Solution

The fourth proportional to 2,588,311.86, 3,882,477.33 and 791,188.35 is: 1,186,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588,311.86 : 3,882,477.33 = 791,188.35 : x
  2. Step 2: Convert to fraction form
    2,588,311.86/3,882,477.33 = 791,188.35/x
  3. Step 3: Cross multiply
    2,588,311.86x = 3,882,477.33 × 791,188.35
  4. Step 4: Simplify right side
    2,588,311.86x = 3,071,770,832,635.11
  5. Step 5: Solve for x
    x = 3,071,770,832,635.11/2,588,311.86
  6. Step 6: Final answer
    x = 1,186,785.44

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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.