Home / 1,230,048.96-1,845,067.68-388,599.36

Finding the Fourth Proportional to 1,230,048.96, 1,845,067.68 and 388,599.36

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Solution

The fourth proportional to 1,230,048.96, 1,845,067.68 and 388,599.36 is: 582,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,048.96 : 1,845,067.68 = 388,599.36 : x
  2. Step 2: Convert to fraction form
    1,230,048.96/1,845,067.68 = 388,599.36/x
  3. Step 3: Cross multiply
    1,230,048.96x = 1,845,067.68 × 388,599.36
  4. Step 4: Simplify right side
    1,230,048.96x = 716,992,119,604.69
  5. Step 5: Solve for x
    x = 716,992,119,604.69/1,230,048.96
  6. Step 6: Final answer
    x = 582,897.22

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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.