Home / 1,452,861.38-2,004,921.21-808,279.58

Finding the Fourth Proportional to 1,452,861.38, 2,004,921.21 and 808,279.58

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Solution

The fourth proportional to 1,452,861.38, 2,004,921.21 and 808,279.58 is: 1,115,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,452,861.38 : 2,004,921.21 = 808,279.58 : x
  2. Step 2: Convert to fraction form
    1,452,861.38/2,004,921.21 = 808,279.58/x
  3. Step 3: Cross multiply
    1,452,861.38x = 2,004,921.21 × 808,279.58
  4. Step 4: Simplify right side
    1,452,861.38x = 1,620,536,873,551.89
  5. Step 5: Solve for x
    x = 1,620,536,873,551.89/1,452,861.38
  6. Step 6: Final answer
    x = 1,115,410.52

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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.