Home / 4,158,049.60-6,236,491.20-1,318,448.80

Finding the Fourth Proportional to 4,158,049.60, 6,236,491.20 and 1,318,448.80

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Solution

The fourth proportional to 4,158,049.60, 6,236,491.20 and 1,318,448.80 is: 1,977,488.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,049.60 : 6,236,491.20 = 1,318,448.80 : x
  2. Step 2: Convert to fraction form
    4,158,049.60/6,236,491.20 = 1,318,448.80/x
  3. Step 3: Cross multiply
    4,158,049.60x = 6,236,491.20 × 1,318,448.80
  4. Step 4: Simplify right side
    4,158,049.60x = 8,222,494,338,850.56
  5. Step 5: Solve for x
    x = 8,222,494,338,850.56/4,158,049.60
  6. Step 6: Final answer
    x = 1,977,488.28

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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.