Home / 3,005,123.49-4,508,210.12-1,322,183.25

Finding the Fourth Proportional to 3,005,123.49, 4,508,210.12 and 1,322,183.25

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Solution

The fourth proportional to 3,005,123.49, 4,508,210.12 and 1,322,183.25 is: 1,983,505.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,123.49 : 4,508,210.12 = 1,322,183.25 : x
  2. Step 2: Convert to fraction form
    3,005,123.49/4,508,210.12 = 1,322,183.25/x
  3. Step 3: Cross multiply
    3,005,123.49x = 4,508,210.12 × 1,322,183.25
  4. Step 4: Simplify right side
    3,005,123.49x = 5,960,679,901,533.57
  5. Step 5: Solve for x
    x = 5,960,679,901,533.57/3,005,123.49
  6. Step 6: Final answer
    x = 1,983,505.81

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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.