Home / 1,465,279.83-2,195,262-1,081,977.57

Finding the Fourth Proportional to 1,465,279.83, 2,195,262 and 1,081,977.57

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Solution

The fourth proportional to 1,465,279.83, 2,195,262 and 1,081,977.57 is: 1,621,003.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,465,279.83 : 2,195,262 = 1,081,977.57 : x
  2. Step 2: Convert to fraction form
    1,465,279.83/2,195,262 = 1,081,977.57/x
  3. Step 3: Cross multiply
    1,465,279.83x = 2,195,262 × 1,081,977.57
  4. Step 4: Simplify right side
    1,465,279.83x = 2,375,224,244,273.34
  5. Step 5: Solve for x
    x = 2,375,224,244,273.34/1,465,279.83
  6. Step 6: Final answer
    x = 1,621,003.85

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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.