Home / 1,560,791.07-2,341,187.51-438,860.07

Finding the Fourth Proportional to 1,560,791.07, 2,341,187.51 and 438,860.07

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Solution

The fourth proportional to 1,560,791.07, 2,341,187.51 and 438,860.07 is: 658,290.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,791.07 : 2,341,187.51 = 438,860.07 : x
  2. Step 2: Convert to fraction form
    1,560,791.07/2,341,187.51 = 438,860.07/x
  3. Step 3: Cross multiply
    1,560,791.07x = 2,341,187.51 × 438,860.07
  4. Step 4: Simplify right side
    1,560,791.07x = 1,027,453,714,521.73
  5. Step 5: Solve for x
    x = 1,027,453,714,521.73/1,560,791.07
  6. Step 6: Final answer
    x = 658,290.36

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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.