Home / 1,815,083.62-2,504,769.61-999,279.16

Finding the Fourth Proportional to 1,815,083.62, 2,504,769.61 and 999,279.16

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Solution

The fourth proportional to 1,815,083.62, 2,504,769.61 and 999,279.16 is: 1,378,980.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,815,083.62 : 2,504,769.61 = 999,279.16 : x
  2. Step 2: Convert to fraction form
    1,815,083.62/2,504,769.61 = 999,279.16/x
  3. Step 3: Cross multiply
    1,815,083.62x = 2,504,769.61 × 999,279.16
  4. Step 4: Simplify right side
    1,815,083.62x = 2,502,964,071,874.33
  5. Step 5: Solve for x
    x = 2,502,964,071,874.33/1,815,083.62
  6. Step 6: Final answer
    x = 1,378,980.03

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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.