Home / 5,239,931.72-7,231,031.67-2,948,086.94

Finding the Fourth Proportional to 5,239,931.72, 7,231,031.67 and 2,948,086.94

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Solution

The fourth proportional to 5,239,931.72, 7,231,031.67 and 2,948,086.94 is: 4,068,318.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,239,931.72 : 7,231,031.67 = 2,948,086.94 : x
  2. Step 2: Convert to fraction form
    5,239,931.72/7,231,031.67 = 2,948,086.94/x
  3. Step 3: Cross multiply
    5,239,931.72x = 7,231,031.67 × 2,948,086.94
  4. Step 4: Simplify right side
    5,239,931.72x = 21,317,709,992,898.23
  5. Step 5: Solve for x
    x = 21,317,709,992,898.23/5,239,931.72
  6. Step 6: Final answer
    x = 4,068,318.28

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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.