Home / 3,368,272.40-5,052,408.60-972,195.20

Finding the Fourth Proportional to 3,368,272.40, 5,052,408.60 and 972,195.20

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Solution

The fourth proportional to 3,368,272.40, 5,052,408.60 and 972,195.20 is: 1,458,292.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,368,272.40 : 5,052,408.60 = 972,195.20 : x
  2. Step 2: Convert to fraction form
    3,368,272.40/5,052,408.60 = 972,195.20/x
  3. Step 3: Cross multiply
    3,368,272.40x = 5,052,408.60 × 972,195.20
  4. Step 4: Simplify right side
    3,368,272.40x = 4,911,927,389,358.72
  5. Step 5: Solve for x
    x = 4,911,927,389,358.72/3,368,272.40
  6. Step 6: Final answer
    x = 1,458,292.80

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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.