Home / 4,040,643.80-6,060,818.06-1,200,682.14

Finding the Fourth Proportional to 4,040,643.80, 6,060,818.06 and 1,200,682.14

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Solution

The fourth proportional to 4,040,643.80, 6,060,818.06 and 1,200,682.14 is: 1,800,979.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,040,643.80 : 6,060,818.06 = 1,200,682.14 : x
  2. Step 2: Convert to fraction form
    4,040,643.80/6,060,818.06 = 1,200,682.14/x
  3. Step 3: Cross multiply
    4,040,643.80x = 6,060,818.06 × 1,200,682.14
  4. Step 4: Simplify right side
    4,040,643.80x = 7,277,115,998,431.45
  5. Step 5: Solve for x
    x = 7,277,115,998,431.45/4,040,643.80
  6. Step 6: Final answer
    x = 1,800,979.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.