Home / 4,115,913.92-6,174,103.92-1,276,429.76

Finding the Fourth Proportional to 4,115,913.92, 6,174,103.92 and 1,276,429.76

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Solution

The fourth proportional to 4,115,913.92, 6,174,103.92 and 1,276,429.76 is: 1,914,716.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,115,913.92 : 6,174,103.92 = 1,276,429.76 : x
  2. Step 2: Convert to fraction form
    4,115,913.92/6,174,103.92 = 1,276,429.76/x
  3. Step 3: Cross multiply
    4,115,913.92x = 6,174,103.92 × 1,276,429.76
  4. Step 4: Simplify right side
    4,115,913.92x = 7,880,809,984,820.66
  5. Step 5: Solve for x
    x = 7,880,809,984,820.66/4,115,913.92
  6. Step 6: Final answer
    x = 1,914,716.91

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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.