Home / 2,221,311.46-3,331,543.47-1,082,930.98

Finding the Fourth Proportional to 2,221,311.46, 3,331,543.47 and 1,082,930.98

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Solution

The fourth proportional to 2,221,311.46, 3,331,543.47 and 1,082,930.98 is: 1,624,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,221,311.46 : 3,331,543.47 = 1,082,930.98 : x
  2. Step 2: Convert to fraction form
    2,221,311.46/3,331,543.47 = 1,082,930.98/x
  3. Step 3: Cross multiply
    2,221,311.46x = 3,331,543.47 × 1,082,930.98
  4. Step 4: Simplify right side
    2,221,311.46x = 3,607,831,634,879.70
  5. Step 5: Solve for x
    x = 3,607,831,634,879.70/2,221,311.46
  6. Step 6: Final answer
    x = 1,624,189.90

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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.