Home / 3,456,977.31-4,770,629.54-1,908,239.87

Finding the Fourth Proportional to 3,456,977.31, 4,770,629.54 and 1,908,239.87

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Solution

The fourth proportional to 3,456,977.31, 4,770,629.54 and 1,908,239.87 is: 2,633,371.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456,977.31 : 4,770,629.54 = 1,908,239.87 : x
  2. Step 2: Convert to fraction form
    3,456,977.31/4,770,629.54 = 1,908,239.87/x
  3. Step 3: Cross multiply
    3,456,977.31x = 4,770,629.54 × 1,908,239.87
  4. Step 4: Simplify right side
    3,456,977.31x = 9,103,505,470,567.32
  5. Step 5: Solve for x
    x = 9,103,505,470,567.32/3,456,977.31
  6. Step 6: Final answer
    x = 2,633,371.49

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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.