Home / 1,194,193.11-1,647,719.76-1,001,380.71

Finding the Fourth Proportional to 1,194,193.11, 1,647,719.76 and 1,001,380.71

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Solution

The fourth proportional to 1,194,193.11, 1,647,719.76 and 1,001,380.71 is: 1,381,681.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,193.11 : 1,647,719.76 = 1,001,380.71 : x
  2. Step 2: Convert to fraction form
    1,194,193.11/1,647,719.76 = 1,001,380.71/x
  3. Step 3: Cross multiply
    1,194,193.11x = 1,647,719.76 × 1,001,380.71
  4. Step 4: Simplify right side
    1,194,193.11x = 1,649,994,783,149.83
  5. Step 5: Solve for x
    x = 1,649,994,783,149.83/1,194,193.11
  6. Step 6: Final answer
    x = 1,381,681.71

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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.