Home / 1,453,406.22-2,003,621.94-1,022,348.52

Finding the Fourth Proportional to 1,453,406.22, 2,003,621.94 and 1,022,348.52

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Solution

The fourth proportional to 1,453,406.22, 2,003,621.94 and 1,022,348.52 is: 1,409,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,453,406.22 : 2,003,621.94 = 1,022,348.52 : x
  2. Step 2: Convert to fraction form
    1,453,406.22/2,003,621.94 = 1,022,348.52/x
  3. Step 3: Cross multiply
    1,453,406.22x = 2,003,621.94 × 1,022,348.52
  4. Step 4: Simplify right side
    1,453,406.22x = 2,048,399,924,998.53
  5. Step 5: Solve for x
    x = 2,048,399,924,998.53/1,453,406.22
  6. Step 6: Final answer
    x = 1,409,378.81

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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.