Home / 2,183,470.62-3,013,149.34-1,216,580.10

Finding the Fourth Proportional to 2,183,470.62, 3,013,149.34 and 1,216,580.10

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Solution

The fourth proportional to 2,183,470.62, 3,013,149.34 and 1,216,580.10 is: 1,678,858.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,183,470.62 : 3,013,149.34 = 1,216,580.10 : x
  2. Step 2: Convert to fraction form
    2,183,470.62/3,013,149.34 = 1,216,580.10/x
  3. Step 3: Cross multiply
    2,183,470.62x = 3,013,149.34 × 1,216,580.10
  4. Step 4: Simplify right side
    2,183,470.62x = 3,665,737,525,372.13
  5. Step 5: Solve for x
    x = 3,665,737,525,372.13/2,183,470.62
  6. Step 6: Final answer
    x = 1,678,858.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.