Home / 1,092,539.30-1,508,656.22-685,341.06

Finding the Fourth Proportional to 1,092,539.30, 1,508,656.22 and 685,341.06

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Solution

The fourth proportional to 1,092,539.30, 1,508,656.22 and 685,341.06 is: 946,367.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,539.30 : 1,508,656.22 = 685,341.06 : x
  2. Step 2: Convert to fraction form
    1,092,539.30/1,508,656.22 = 685,341.06/x
  3. Step 3: Cross multiply
    1,092,539.30x = 1,508,656.22 × 685,341.06
  4. Step 4: Simplify right side
    1,092,539.30x = 1,033,944,049,563.69
  5. Step 5: Solve for x
    x = 1,033,944,049,563.69/1,092,539.30
  6. Step 6: Final answer
    x = 946,367.84

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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.