Home / 2,702,637.70-3,729,640.31-1,478,943.47

Finding the Fourth Proportional to 2,702,637.70, 3,729,640.31 and 1,478,943.47

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Solution

The fourth proportional to 2,702,637.70, 3,729,640.31 and 1,478,943.47 is: 2,040,942.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702,637.70 : 3,729,640.31 = 1,478,943.47 : x
  2. Step 2: Convert to fraction form
    2,702,637.70/3,729,640.31 = 1,478,943.47/x
  3. Step 3: Cross multiply
    2,702,637.70x = 3,729,640.31 × 1,478,943.47
  4. Step 4: Simplify right side
    2,702,637.70x = 5,515,927,183,852.66
  5. Step 5: Solve for x
    x = 5,515,927,183,852.66/2,702,637.70
  6. Step 6: Final answer
    x = 2,040,942.15

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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.