Home / 1,144,171.80-1,714,289.40-744,606.90

Finding the Fourth Proportional to 1,144,171.80, 1,714,289.40 and 744,606.90

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Solution

The fourth proportional to 1,144,171.80, 1,714,289.40 and 744,606.90 is: 1,115,629.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,171.80 : 1,714,289.40 = 744,606.90 : x
  2. Step 2: Convert to fraction form
    1,144,171.80/1,714,289.40 = 744,606.90/x
  3. Step 3: Cross multiply
    1,144,171.80x = 1,714,289.40 × 744,606.90
  4. Step 4: Simplify right side
    1,144,171.80x = 1,276,471,715,836.86
  5. Step 5: Solve for x
    x = 1,276,471,715,836.86/1,144,171.80
  6. Step 6: Final answer
    x = 1,115,629.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.