Home / 1,189,992.48-1,642,024.41-699,984.24

Finding the Fourth Proportional to 1,189,992.48, 1,642,024.41 and 699,984.24

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Solution

The fourth proportional to 1,189,992.48, 1,642,024.41 and 699,984.24 is: 965,881.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,992.48 : 1,642,024.41 = 699,984.24 : x
  2. Step 2: Convert to fraction form
    1,189,992.48/1,642,024.41 = 699,984.24/x
  3. Step 3: Cross multiply
    1,189,992.48x = 1,642,024.41 × 699,984.24
  4. Step 4: Simplify right side
    1,189,992.48x = 1,149,391,208,695.30
  5. Step 5: Solve for x
    x = 1,149,391,208,695.30/1,189,992.48
  6. Step 6: Final answer
    x = 965,881.07

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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.