Home / 5,091,370.78-7,632,011.46-2,390,861.86

Finding the Fourth Proportional to 5,091,370.78, 7,632,011.46 and 2,390,861.86

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Solution

The fourth proportional to 5,091,370.78, 7,632,011.46 and 2,390,861.86 is: 3,583,923.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,370.78 : 7,632,011.46 = 2,390,861.86 : x
  2. Step 2: Convert to fraction form
    5,091,370.78/7,632,011.46 = 2,390,861.86/x
  3. Step 3: Cross multiply
    5,091,370.78x = 7,632,011.46 × 2,390,861.86
  4. Step 4: Simplify right side
    5,091,370.78x = 18,247,085,114,796.91
  5. Step 5: Solve for x
    x = 18,247,085,114,796.91/5,091,370.78
  6. Step 6: Final answer
    x = 3,583,923.84

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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.