Home / 1,346,621-1,858,375.86-743,047.88

Finding the Fourth Proportional to 1,346,621, 1,858,375.86 and 743,047.88

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Solution

The fourth proportional to 1,346,621, 1,858,375.86 and 743,047.88 is: 1,025,427.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,621 : 1,858,375.86 = 743,047.88 : x
  2. Step 2: Convert to fraction form
    1,346,621/1,858,375.86 = 743,047.88/x
  3. Step 3: Cross multiply
    1,346,621x = 1,858,375.86 × 743,047.88
  4. Step 4: Simplify right side
    1,346,621x = 1,380,862,243,016.18
  5. Step 5: Solve for x
    x = 1,380,862,243,016.18/1,346,621
  6. Step 6: Final answer
    x = 1,025,427.53

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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.