Home / 2,953,375.20-4,428,750.60-1,155,661.20

Finding the Fourth Proportional to 2,953,375.20, 4,428,750.60 and 1,155,661.20

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Solution

The fourth proportional to 2,953,375.20, 4,428,750.60 and 1,155,661.20 is: 1,732,978.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,953,375.20 : 4,428,750.60 = 1,155,661.20 : x
  2. Step 2: Convert to fraction form
    2,953,375.20/4,428,750.60 = 1,155,661.20/x
  3. Step 3: Cross multiply
    2,953,375.20x = 4,428,750.60 × 1,155,661.20
  4. Step 4: Simplify right side
    2,953,375.20x = 5,118,135,232,896.72
  5. Step 5: Solve for x
    x = 5,118,135,232,896.72/2,953,375.20
  6. Step 6: Final answer
    x = 1,732,978.33

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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.