Home / 3,028,180.35-4,542,945.68-869,037.15

Finding the Fourth Proportional to 3,028,180.35, 4,542,945.68 and 869,037.15

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Solution

The fourth proportional to 3,028,180.35, 4,542,945.68 and 869,037.15 is: 1,303,749.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,028,180.35 : 4,542,945.68 = 869,037.15 : x
  2. Step 2: Convert to fraction form
    3,028,180.35/4,542,945.68 = 869,037.15/x
  3. Step 3: Cross multiply
    3,028,180.35x = 4,542,945.68 × 869,037.15
  4. Step 4: Simplify right side
    3,028,180.35x = 3,947,988,566,352.01
  5. Step 5: Solve for x
    x = 3,947,988,566,352.01/3,028,180.35
  6. Step 6: Final answer
    x = 1,303,749.48

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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.