Home / 2,137,996.62-2,950,355.95-1,171,134.86

Finding the Fourth Proportional to 2,137,996.62, 2,950,355.95 and 1,171,134.86

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Solution

The fourth proportional to 2,137,996.62, 2,950,355.95 and 1,171,134.86 is: 1,616,122.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137,996.62 : 2,950,355.95 = 1,171,134.86 : x
  2. Step 2: Convert to fraction form
    2,137,996.62/2,950,355.95 = 1,171,134.86/x
  3. Step 3: Cross multiply
    2,137,996.62x = 2,950,355.95 × 1,171,134.86
  4. Step 4: Simplify right side
    2,137,996.62x = 3,455,264,684,773.80
  5. Step 5: Solve for x
    x = 3,455,264,684,773.80/2,137,996.62
  6. Step 6: Final answer
    x = 1,616,122.61

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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.