Home / 2,930,849.92-4,396,904.64-909,051.52

Finding the Fourth Proportional to 2,930,849.92, 4,396,904.64 and 909,051.52

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Solution

The fourth proportional to 2,930,849.92, 4,396,904.64 and 909,051.52 is: 1,363,772.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,930,849.92 : 4,396,904.64 = 909,051.52 : x
  2. Step 2: Convert to fraction form
    2,930,849.92/4,396,904.64 = 909,051.52/x
  3. Step 3: Cross multiply
    2,930,849.92x = 4,396,904.64 × 909,051.52
  4. Step 4: Simplify right side
    2,930,849.92x = 3,997,012,846,287.05
  5. Step 5: Solve for x
    x = 3,997,012,846,287.05/2,930,849.92
  6. Step 6: Final answer
    x = 1,363,772.61

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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.