Home / 1,313,637.44-1,970,514.89-402,754.37

Finding the Fourth Proportional to 1,313,637.44, 1,970,514.89 and 402,754.37

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Solution

The fourth proportional to 1,313,637.44, 1,970,514.89 and 402,754.37 is: 604,149.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,637.44 : 1,970,514.89 = 402,754.37 : x
  2. Step 2: Convert to fraction form
    1,313,637.44/1,970,514.89 = 402,754.37/x
  3. Step 3: Cross multiply
    1,313,637.44x = 1,970,514.89 × 402,754.37
  4. Step 4: Simplify right side
    1,313,637.44x = 793,633,481,083.80
  5. Step 5: Solve for x
    x = 793,633,481,083.80/1,313,637.44
  6. Step 6: Final answer
    x = 604,149.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.