Home / 2,750,903.86-4,120,987.91-1,801,395.94

Finding the Fourth Proportional to 2,750,903.86, 4,120,987.91 and 1,801,395.94

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Solution

The fourth proportional to 2,750,903.86, 4,120,987.91 and 1,801,395.94 is: 2,698,578.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750,903.86 : 4,120,987.91 = 1,801,395.94 : x
  2. Step 2: Convert to fraction form
    2,750,903.86/4,120,987.91 = 1,801,395.94/x
  3. Step 3: Cross multiply
    2,750,903.86x = 4,120,987.91 × 1,801,395.94
  4. Step 4: Simplify right side
    2,750,903.86x = 7,423,530,889,863.09
  5. Step 5: Solve for x
    x = 7,423,530,889,863.09/2,750,903.86
  6. Step 6: Final answer
    x = 2,698,578.82

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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.