Home / 1,666,399.92-2,299,674-1,022,175.36

Finding the Fourth Proportional to 1,666,399.92, 2,299,674 and 1,022,175.36

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Solution

The fourth proportional to 1,666,399.92, 2,299,674 and 1,022,175.36 is: 1,410,627.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,399.92 : 2,299,674 = 1,022,175.36 : x
  2. Step 2: Convert to fraction form
    1,666,399.92/2,299,674 = 1,022,175.36/x
  3. Step 3: Cross multiply
    1,666,399.92x = 2,299,674 × 1,022,175.36
  4. Step 4: Simplify right side
    1,666,399.92x = 2,350,670,098,832.64
  5. Step 5: Solve for x
    x = 2,350,670,098,832.64/1,666,399.92
  6. Step 6: Final answer
    x = 1,410,627.83

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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.