Home / 5,475,635.92-8,212,826.39-1,432,513.90

Finding the Fourth Proportional to 5,475,635.92, 8,212,826.39 and 1,432,513.90

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Solution

The fourth proportional to 5,475,635.92, 8,212,826.39 and 1,432,513.90 is: 2,148,606.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475,635.92 : 8,212,826.39 = 1,432,513.90 : x
  2. Step 2: Convert to fraction form
    5,475,635.92/8,212,826.39 = 1,432,513.90/x
  3. Step 3: Cross multiply
    5,475,635.92x = 8,212,826.39 × 1,432,513.90
  4. Step 4: Simplify right side
    5,475,635.92x = 11,764,987,945,011.04
  5. Step 5: Solve for x
    x = 11,764,987,945,011.04/5,475,635.92
  6. Step 6: Final answer
    x = 2,148,606.69

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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.