Home / 2,079,455.05-3,114,831.33-1,672,447.51

Finding the Fourth Proportional to 2,079,455.05, 3,114,831.33 and 1,672,447.51

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Solution

The fourth proportional to 2,079,455.05, 3,114,831.33 and 1,672,447.51 is: 2,505,171.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,079,455.05 : 3,114,831.33 = 1,672,447.51 : x
  2. Step 2: Convert to fraction form
    2,079,455.05/3,114,831.33 = 1,672,447.51/x
  3. Step 3: Cross multiply
    2,079,455.05x = 3,114,831.33 × 1,672,447.51
  4. Step 4: Simplify right side
    2,079,455.05x = 5,209,391,901,928.49
  5. Step 5: Solve for x
    x = 5,209,391,901,928.49/2,079,455.05
  6. Step 6: Final answer
    x = 2,505,171.68

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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.