Home / 2,442,772.80-3,667,658.40-1,379,890.80

Finding the Fourth Proportional to 2,442,772.80, 3,667,658.40 and 1,379,890.80

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Solution

The fourth proportional to 2,442,772.80, 3,667,658.40 and 1,379,890.80 is: 2,071,812.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,772.80 : 3,667,658.40 = 1,379,890.80 : x
  2. Step 2: Convert to fraction form
    2,442,772.80/3,667,658.40 = 1,379,890.80/x
  3. Step 3: Cross multiply
    2,442,772.80x = 3,667,658.40 × 1,379,890.80
  4. Step 4: Simplify right side
    2,442,772.80x = 5,060,968,083,702.72
  5. Step 5: Solve for x
    x = 5,060,968,083,702.72/2,442,772.80
  6. Step 6: Final answer
    x = 2,071,812.85

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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.