Home / 3,489,857.70-5,230,898.55-1,359,233.70

Finding the Fourth Proportional to 3,489,857.70, 5,230,898.55 and 1,359,233.70

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Solution

The fourth proportional to 3,489,857.70, 5,230,898.55 and 1,359,233.70 is: 2,037,336.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489,857.70 : 5,230,898.55 = 1,359,233.70 : x
  2. Step 2: Convert to fraction form
    3,489,857.70/5,230,898.55 = 1,359,233.70/x
  3. Step 3: Cross multiply
    3,489,857.70x = 5,230,898.55 × 1,359,233.70
  4. Step 4: Simplify right side
    3,489,857.70x = 7,110,013,590,441.14
  5. Step 5: Solve for x
    x = 7,110,013,590,441.14/3,489,857.70
  6. Step 6: Final answer
    x = 2,037,336.25

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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.