Home / 3,616,057.05-5,423,753.42-1,219,922.45

Finding the Fourth Proportional to 3,616,057.05, 5,423,753.42 and 1,219,922.45

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Solution

The fourth proportional to 3,616,057.05, 5,423,753.42 and 1,219,922.45 is: 1,829,771.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,616,057.05 : 5,423,753.42 = 1,219,922.45 : x
  2. Step 2: Convert to fraction form
    3,616,057.05/5,423,753.42 = 1,219,922.45/x
  3. Step 3: Cross multiply
    3,616,057.05x = 5,423,753.42 × 1,219,922.45
  4. Step 4: Simplify right side
    3,616,057.05x = 6,616,558,536,253.32
  5. Step 5: Solve for x
    x = 6,616,558,536,253.32/3,616,057.05
  6. Step 6: Final answer
    x = 1,829,771.61

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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.