Home / 1,448,076.74-1,998,359.70-803,556.92

Finding the Fourth Proportional to 1,448,076.74, 1,998,359.70 and 803,556.92

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Solution

The fourth proportional to 1,448,076.74, 1,998,359.70 and 803,556.92 is: 1,108,916.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,076.74 : 1,998,359.70 = 803,556.92 : x
  2. Step 2: Convert to fraction form
    1,448,076.74/1,998,359.70 = 803,556.92/x
  3. Step 3: Cross multiply
    1,448,076.74x = 1,998,359.70 × 803,556.92
  4. Step 4: Simplify right side
    1,448,076.74x = 1,605,795,765,584.12
  5. Step 5: Solve for x
    x = 1,605,795,765,584.12/1,448,076.74
  6. Step 6: Final answer
    x = 1,108,916.21

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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.