Home / 1,474,490.22-2,212,267.80-515,087.58

Finding the Fourth Proportional to 1,474,490.22, 2,212,267.80 and 515,087.58

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Solution

The fourth proportional to 1,474,490.22, 2,212,267.80 and 515,087.58 is: 772,817.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,474,490.22 : 2,212,267.80 = 515,087.58 : x
  2. Step 2: Convert to fraction form
    1,474,490.22/2,212,267.80 = 515,087.58/x
  3. Step 3: Cross multiply
    1,474,490.22x = 2,212,267.80 × 515,087.58
  4. Step 4: Simplify right side
    1,474,490.22x = 1,139,511,667,413.92
  5. Step 5: Solve for x
    x = 1,139,511,667,413.92/1,474,490.22
  6. Step 6: Final answer
    x = 772,817.38

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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.