Home / 1,496,517.52-2,065,194.09-808,189.31

Finding the Fourth Proportional to 1,496,517.52, 2,065,194.09 and 808,189.31

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Solution

The fourth proportional to 1,496,517.52, 2,065,194.09 and 808,189.31 is: 1,115,301.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,496,517.52 : 2,065,194.09 = 808,189.31 : x
  2. Step 2: Convert to fraction form
    1,496,517.52/2,065,194.09 = 808,189.31/x
  3. Step 3: Cross multiply
    1,496,517.52x = 2,065,194.09 × 808,189.31
  4. Step 4: Simplify right side
    1,496,517.52x = 1,669,067,786,613.18
  5. Step 5: Solve for x
    x = 1,669,067,786,613.18/1,496,517.52
  6. Step 6: Final answer
    x = 1,115,301.20

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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.