Home / 5,381,569.78-7,426,624.26-2,934,160.86

Finding the Fourth Proportional to 5,381,569.78, 7,426,624.26 and 2,934,160.86

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Solution

The fourth proportional to 5,381,569.78, 7,426,624.26 and 2,934,160.86 is: 4,049,173.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,569.78 : 7,426,624.26 = 2,934,160.86 : x
  2. Step 2: Convert to fraction form
    5,381,569.78/7,426,624.26 = 2,934,160.86/x
  3. Step 3: Cross multiply
    5,381,569.78x = 7,426,624.26 × 2,934,160.86
  4. Step 4: Simplify right side
    5,381,569.78x = 21,790,910,188,485.34
  5. Step 5: Solve for x
    x = 21,790,910,188,485.34/5,381,569.78
  6. Step 6: Final answer
    x = 4,049,173.58

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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.