Home / 3,102,701.14-4,279,978.00-1,861,994.17

Finding the Fourth Proportional to 3,102,701.14, 4,279,978.00 and 1,861,994.17

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Solution

The fourth proportional to 3,102,701.14, 4,279,978.00 and 1,861,994.17 is: 2,568,502.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,102,701.14 : 4,279,978.00 = 1,861,994.17 : x
  2. Step 2: Convert to fraction form
    3,102,701.14/4,279,978.00 = 1,861,994.17/x
  3. Step 3: Cross multiply
    3,102,701.14x = 4,279,978.00 × 1,861,994.17
  4. Step 4: Simplify right side
    3,102,701.14x = 7,969,294,067,330.85
  5. Step 5: Solve for x
    x = 7,969,294,067,330.85/3,102,701.14
  6. Step 6: Final answer
    x = 2,568,502.00

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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.