Home / 1,404,220.37-1,937,819.92-759,640.39

Finding the Fourth Proportional to 1,404,220.37, 1,937,819.92 and 759,640.39

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Solution

The fourth proportional to 1,404,220.37, 1,937,819.92 and 759,640.39 is: 1,048,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,220.37 : 1,937,819.92 = 759,640.39 : x
  2. Step 2: Convert to fraction form
    1,404,220.37/1,937,819.92 = 759,640.39/x
  3. Step 3: Cross multiply
    1,404,220.37x = 1,937,819.92 × 759,640.39
  4. Step 4: Simplify right side
    1,404,220.37x = 1,472,046,285,359.48
  5. Step 5: Solve for x
    x = 1,472,046,285,359.48/1,404,220.37
  6. Step 6: Final answer
    x = 1,048,301.47

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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.