Home / 5,305,815.88-7,960,406.50-1,894,027.64

Finding the Fourth Proportional to 5,305,815.88, 7,960,406.50 and 1,894,027.64

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Solution

The fourth proportional to 5,305,815.88, 7,960,406.50 and 1,894,027.64 is: 2,841,642.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,305,815.88 : 7,960,406.50 = 1,894,027.64 : x
  2. Step 2: Convert to fraction form
    5,305,815.88/7,960,406.50 = 1,894,027.64/x
  3. Step 3: Cross multiply
    5,305,815.88x = 7,960,406.50 × 1,894,027.64
  4. Step 4: Simplify right side
    5,305,815.88x = 15,077,229,936,635.66
  5. Step 5: Solve for x
    x = 15,077,229,936,635.66/5,305,815.88
  6. Step 6: Final answer
    x = 2,841,642.13

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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.