Home / 2,669,383.86-4,004,758.31-776,125.29

Finding the Fourth Proportional to 2,669,383.86, 4,004,758.31 and 776,125.29

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Solution

The fourth proportional to 2,669,383.86, 4,004,758.31 and 776,125.29 is: 1,164,386.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,383.86 : 4,004,758.31 = 776,125.29 : x
  2. Step 2: Convert to fraction form
    2,669,383.86/4,004,758.31 = 776,125.29/x
  3. Step 3: Cross multiply
    2,669,383.86x = 4,004,758.31 × 776,125.29
  4. Step 4: Simplify right side
    2,669,383.86x = 3,108,194,204,728.66
  5. Step 5: Solve for x
    x = 3,108,194,204,728.66/2,669,383.86
  6. Step 6: Final answer
    x = 1,164,386.38

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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.