Home / 4,892,372.40-7,338,558.60-1,298,132.40

Finding the Fourth Proportional to 4,892,372.40, 7,338,558.60 and 1,298,132.40

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Solution

The fourth proportional to 4,892,372.40, 7,338,558.60 and 1,298,132.40 is: 1,947,198.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892,372.40 : 7,338,558.60 = 1,298,132.40 : x
  2. Step 2: Convert to fraction form
    4,892,372.40/7,338,558.60 = 1,298,132.40/x
  3. Step 3: Cross multiply
    4,892,372.40x = 7,338,558.60 × 1,298,132.40
  4. Step 4: Simplify right side
    4,892,372.40x = 9,526,420,687,958.64
  5. Step 5: Solve for x
    x = 9,526,420,687,958.64/4,892,372.40
  6. Step 6: Final answer
    x = 1,947,198.60

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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.