Home / 3,173,367.57-4,378,165.79-2,028,108.57

Finding the Fourth Proportional to 3,173,367.57, 4,378,165.79 and 2,028,108.57

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Solution

The fourth proportional to 3,173,367.57, 4,378,165.79 and 2,028,108.57 is: 2,798,098.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,173,367.57 : 4,378,165.79 = 2,028,108.57 : x
  2. Step 2: Convert to fraction form
    3,173,367.57/4,378,165.79 = 2,028,108.57/x
  3. Step 3: Cross multiply
    3,173,367.57x = 4,378,165.79 × 2,028,108.57
  4. Step 4: Simplify right side
    3,173,367.57x = 8,879,395,559,579.82
  5. Step 5: Solve for x
    x = 8,879,395,559,579.82/3,173,367.57
  6. Step 6: Final answer
    x = 2,798,098.66

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1.5x scale

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.