Home / 2,292,321.25-3,163,336.43-1,312,227.80

Finding the Fourth Proportional to 2,292,321.25, 3,163,336.43 and 1,312,227.80

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Solution

The fourth proportional to 2,292,321.25, 3,163,336.43 and 1,312,227.80 is: 1,810,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292,321.25 : 3,163,336.43 = 1,312,227.80 : x
  2. Step 2: Convert to fraction form
    2,292,321.25/3,163,336.43 = 1,312,227.80/x
  3. Step 3: Cross multiply
    2,292,321.25x = 3,163,336.43 × 1,312,227.80
  4. Step 4: Simplify right side
    2,292,321.25x = 4,151,018,004,198.75
  5. Step 5: Solve for x
    x = 4,151,018,004,198.75/2,292,321.25
  6. Step 6: Final answer
    x = 1,810,836.07

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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.