Home / 1,302,261.54-1,952,978.49-1,217,253.24

Finding the Fourth Proportional to 1,302,261.54, 1,952,978.49 and 1,217,253.24

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Solution

The fourth proportional to 1,302,261.54, 1,952,978.49 and 1,217,253.24 is: 1,825,493.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,261.54 : 1,952,978.49 = 1,217,253.24 : x
  2. Step 2: Convert to fraction form
    1,302,261.54/1,952,978.49 = 1,217,253.24/x
  3. Step 3: Cross multiply
    1,302,261.54x = 1,952,978.49 × 1,217,253.24
  4. Step 4: Simplify right side
    1,302,261.54x = 2,377,269,394,602.81
  5. Step 5: Solve for x
    x = 2,377,269,394,602.81/1,302,261.54
  6. Step 6: Final answer
    x = 1,825,493.05

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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.