Home / 1,453,481.87-2,005,785.41-808,901.90

Finding the Fourth Proportional to 1,453,481.87, 2,005,785.41 and 808,901.90

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Solution

The fourth proportional to 1,453,481.87, 2,005,785.41 and 808,901.90 is: 1,116,273.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,481.87 : 2,005,785.41 = 808,901.90 : x
  2. Step 2: Convert to fraction form
    1,453,481.87/2,005,785.41 = 808,901.90/x
  3. Step 3: Cross multiply
    1,453,481.87x = 2,005,785.41 × 808,901.90
  4. Step 4: Simplify right side
    1,453,481.87x = 1,622,483,615,067.84
  5. Step 5: Solve for x
    x = 1,622,483,615,067.84/1,453,481.87
  6. Step 6: Final answer
    x = 1,116,273.72

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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.