Home / 2,331,878.45-3,498,834.13-816,648.30

Finding the Fourth Proportional to 2,331,878.45, 3,498,834.13 and 816,648.30

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Solution

The fourth proportional to 2,331,878.45, 3,498,834.13 and 816,648.30 is: 1,225,328.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331,878.45 : 3,498,834.13 = 816,648.30 : x
  2. Step 2: Convert to fraction form
    2,331,878.45/3,498,834.13 = 816,648.30/x
  3. Step 3: Cross multiply
    2,331,878.45x = 3,498,834.13 × 816,648.30
  4. Step 4: Simplify right side
    2,331,878.45x = 2,857,316,942,204.86
  5. Step 5: Solve for x
    x = 2,857,316,942,204.86/2,331,878.45
  6. Step 6: Final answer
    x = 1,225,328.42

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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.