Home / 2,175,364.38-3,002,279.64-1,315,930.80

Finding the Fourth Proportional to 2,175,364.38, 3,002,279.64 and 1,315,930.80

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Solution

The fourth proportional to 2,175,364.38, 3,002,279.64 and 1,315,930.80 is: 1,816,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,175,364.38 : 3,002,279.64 = 1,315,930.80 : x
  2. Step 2: Convert to fraction form
    2,175,364.38/3,002,279.64 = 1,315,930.80/x
  3. Step 3: Cross multiply
    2,175,364.38x = 3,002,279.64 × 1,315,930.80
  4. Step 4: Simplify right side
    2,175,364.38x = 3,950,792,248,488.91
  5. Step 5: Solve for x
    x = 3,950,792,248,488.91/2,175,364.38
  6. Step 6: Final answer
    x = 1,816,151.94

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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.