Home / 2,434,415.61-3,651,813.42-815,190.58

Finding the Fourth Proportional to 2,434,415.61, 3,651,813.42 and 815,190.58

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Solution

The fourth proportional to 2,434,415.61, 3,651,813.42 and 815,190.58 is: 1,222,849.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,434,415.61 : 3,651,813.42 = 815,190.58 : x
  2. Step 2: Convert to fraction form
    2,434,415.61/3,651,813.42 = 815,190.58/x
  3. Step 3: Cross multiply
    2,434,415.61x = 3,651,813.42 × 815,190.58
  4. Step 4: Simplify right side
    2,434,415.61x = 2,976,923,901,409.39
  5. Step 5: Solve for x
    x = 2,976,923,901,409.39/2,434,415.61
  6. Step 6: Final answer
    x = 1,222,849.49

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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.