Home / 1,412,861.31-1,949,689.31-801,055.22

Finding the Fourth Proportional to 1,412,861.31, 1,949,689.31 and 801,055.22

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Solution

The fourth proportional to 1,412,861.31, 1,949,689.31 and 801,055.22 is: 1,105,422.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,861.31 : 1,949,689.31 = 801,055.22 : x
  2. Step 2: Convert to fraction form
    1,412,861.31/1,949,689.31 = 801,055.22/x
  3. Step 3: Cross multiply
    1,412,861.31x = 1,949,689.31 × 801,055.22
  4. Step 4: Simplify right side
    1,412,861.31x = 1,561,808,785,399.98
  5. Step 5: Solve for x
    x = 1,561,808,785,399.98/1,412,861.31
  6. Step 6: Final answer
    x = 1,105,422.57

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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.