Home / 2,548,203.75-3,822,896.93-865,308.87

Finding the Fourth Proportional to 2,548,203.75, 3,822,896.93 and 865,308.87

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Solution

The fourth proportional to 2,548,203.75, 3,822,896.93 and 865,308.87 is: 1,298,164.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,548,203.75 : 3,822,896.93 = 865,308.87 : x
  2. Step 2: Convert to fraction form
    2,548,203.75/3,822,896.93 = 865,308.87/x
  3. Step 3: Cross multiply
    2,548,203.75x = 3,822,896.93 × 865,308.87
  4. Step 4: Simplify right side
    2,548,203.75x = 3,307,986,618,298.22
  5. Step 5: Solve for x
    x = 3,307,986,618,298.22/2,548,203.75
  6. Step 6: Final answer
    x = 1,298,164.10

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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.