Home / 3,267,037.36-4,900,789.56-870,869.68

Finding the Fourth Proportional to 3,267,037.36, 4,900,789.56 and 870,869.68

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Solution

The fourth proportional to 3,267,037.36, 4,900,789.56 and 870,869.68 is: 1,306,366.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,267,037.36 : 4,900,789.56 = 870,869.68 : x
  2. Step 2: Convert to fraction form
    3,267,037.36/4,900,789.56 = 870,869.68/x
  3. Step 3: Cross multiply
    3,267,037.36x = 4,900,789.56 × 870,869.68
  4. Step 4: Simplify right side
    3,267,037.36x = 4,267,949,035,864.54
  5. Step 5: Solve for x
    x = 4,267,949,035,864.54/3,267,037.36
  6. Step 6: Final answer
    x = 1,306,366.77

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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.