Home / 1,151,514.18-1,589,167.44-668,079.54

Finding the Fourth Proportional to 1,151,514.18, 1,589,167.44 and 668,079.54

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Solution

The fourth proportional to 1,151,514.18, 1,589,167.44 and 668,079.54 is: 921,994.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,151,514.18 : 1,589,167.44 = 668,079.54 : x
  2. Step 2: Convert to fraction form
    1,151,514.18/1,589,167.44 = 668,079.54/x
  3. Step 3: Cross multiply
    1,151,514.18x = 1,589,167.44 × 668,079.54
  4. Step 4: Simplify right side
    1,151,514.18x = 1,061,690,252,298.18
  5. Step 5: Solve for x
    x = 1,061,690,252,298.18/1,151,514.18
  6. Step 6: Final answer
    x = 921,994.94

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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.