Home / 4,143,243.48-5,715,695.68-3,219,148.50

Finding the Fourth Proportional to 4,143,243.48, 5,715,695.68 and 3,219,148.50

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Solution

The fourth proportional to 4,143,243.48, 5,715,695.68 and 3,219,148.50 is: 4,440,886.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,143,243.48 : 5,715,695.68 = 3,219,148.50 : x
  2. Step 2: Convert to fraction form
    4,143,243.48/5,715,695.68 = 3,219,148.50/x
  3. Step 3: Cross multiply
    4,143,243.48x = 5,715,695.68 × 3,219,148.50
  4. Step 4: Simplify right side
    4,143,243.48x = 18,399,673,174,902.77
  5. Step 5: Solve for x
    x = 18,399,673,174,902.77/4,143,243.48
  6. Step 6: Final answer
    x = 4,440,886.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.