Home / 2,387,018.70-3,294,172.71-1,299,237.69

Finding the Fourth Proportional to 2,387,018.70, 3,294,172.71 and 1,299,237.69

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Solution

The fourth proportional to 2,387,018.70, 3,294,172.71 and 1,299,237.69 is: 1,792,995.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,387,018.70 : 3,294,172.71 = 1,299,237.69 : x
  2. Step 2: Convert to fraction form
    2,387,018.70/3,294,172.71 = 1,299,237.69/x
  3. Step 3: Cross multiply
    2,387,018.70x = 3,294,172.71 × 1,299,237.69
  4. Step 4: Simplify right side
    2,387,018.70x = 4,279,913,342,201.44
  5. Step 5: Solve for x
    x = 4,279,913,342,201.44/2,387,018.70
  6. Step 6: Final answer
    x = 1,792,995.31

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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.