Home / 1,132,993.12-1,698,868.48-449,187.24

Finding the Fourth Proportional to 1,132,993.12, 1,698,868.48 and 449,187.24

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Solution

The fourth proportional to 1,132,993.12, 1,698,868.48 and 449,187.24 is: 673,534.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,132,993.12 : 1,698,868.48 = 449,187.24 : x
  2. Step 2: Convert to fraction form
    1,132,993.12/1,698,868.48 = 449,187.24/x
  3. Step 3: Cross multiply
    1,132,993.12x = 1,698,868.48 × 449,187.24
  4. Step 4: Simplify right side
    1,132,993.12x = 763,110,043,654.20
  5. Step 5: Solve for x
    x = 763,110,043,654.20/1,132,993.12
  6. Step 6: Final answer
    x = 673,534.58

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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.