Home / 851,053.96-1,165,939.13-819,146.44

Finding the Fourth Proportional to 851,053.96, 1,165,939.13 and 819,146.44

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Solution

The fourth proportional to 851,053.96, 1,165,939.13 and 819,146.44 is: 1,122,226.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,053.96 : 1,165,939.13 = 819,146.44 : x
  2. Step 2: Convert to fraction form
    851,053.96/1,165,939.13 = 819,146.44/x
  3. Step 3: Cross multiply
    851,053.96x = 1,165,939.13 × 819,146.44
  4. Step 4: Simplify right side
    851,053.96x = 955,074,887,596.20
  5. Step 5: Solve for x
    x = 955,074,887,596.20/851,053.96
  6. Step 6: Final answer
    x = 1,122,226.01

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.