Home / 2,669,382.07-4,004,755.64-776,123.51

Finding the Fourth Proportional to 2,669,382.07, 4,004,755.64 and 776,123.51

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Solution

The fourth proportional to 2,669,382.07, 4,004,755.64 and 776,123.51 is: 1,164,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,382.07 : 4,004,755.64 = 776,123.51 : x
  2. Step 2: Convert to fraction form
    2,669,382.07/4,004,755.64 = 776,123.51/x
  3. Step 3: Cross multiply
    2,669,382.07x = 4,004,755.64 × 776,123.51
  4. Step 4: Simplify right side
    2,669,382.07x = 3,108,185,006,589.66
  5. Step 5: Solve for x
    x = 3,108,185,006,589.66/2,669,382.07
  6. Step 6: Final answer
    x = 1,164,383.71

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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.