Home / 2,252,972.55-3,379,429.67-547,129.83

Finding the Fourth Proportional to 2,252,972.55, 3,379,429.67 and 547,129.83

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Solution

The fourth proportional to 2,252,972.55, 3,379,429.67 and 547,129.83 is: 820,687.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,252,972.55 : 3,379,429.67 = 547,129.83 : x
  2. Step 2: Convert to fraction form
    2,252,972.55/3,379,429.67 = 547,129.83/x
  3. Step 3: Cross multiply
    2,252,972.55x = 3,379,429.67 × 547,129.83
  4. Step 4: Simplify right side
    2,252,972.55x = 1,848,986,778,108.41
  5. Step 5: Solve for x
    x = 1,848,986,778,108.41/2,252,972.55
  6. Step 6: Final answer
    x = 820,687.66

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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.