Home / 1,800,279.25-2,701,748.09-853,653.31

Finding the Fourth Proportional to 1,800,279.25, 2,701,748.09 and 853,653.31

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Solution

The fourth proportional to 1,800,279.25, 2,701,748.09 and 853,653.31 is: 1,281,110.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,800,279.25 : 2,701,748.09 = 853,653.31 : x
  2. Step 2: Convert to fraction form
    1,800,279.25/2,701,748.09 = 853,653.31/x
  3. Step 3: Cross multiply
    1,800,279.25x = 2,701,748.09 × 853,653.31
  4. Step 4: Simplify right side
    1,800,279.25x = 2,306,356,199,814.68
  5. Step 5: Solve for x
    x = 2,306,356,199,814.68/1,800,279.25
  6. Step 6: Final answer
    x = 1,281,110.25

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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.