Home / 5,379,899-7,424,149.80-2,932,488.86

Finding the Fourth Proportional to 5,379,899, 7,424,149.80 and 2,932,488.86

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Solution

The fourth proportional to 5,379,899, 7,424,149.80 and 2,932,488.86 is: 4,046,774.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,379,899 : 7,424,149.80 = 2,932,488.86 : x
  2. Step 2: Convert to fraction form
    5,379,899/7,424,149.80 = 2,932,488.86/x
  3. Step 3: Cross multiply
    5,379,899x = 7,424,149.80 × 2,932,488.86
  4. Step 4: Simplify right side
    5,379,899x = 21,771,236,583,471.23
  5. Step 5: Solve for x
    x = 21,771,236,583,471.23/5,379,899
  6. Step 6: Final answer
    x = 4,046,774.22

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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.