Home / 5,077,007.82-7,615,413.45-1,238,855.22

Finding the Fourth Proportional to 5,077,007.82, 7,615,413.45 and 1,238,855.22

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Solution

The fourth proportional to 5,077,007.82, 7,615,413.45 and 1,238,855.22 is: 1,858,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077,007.82 : 7,615,413.45 = 1,238,855.22 : x
  2. Step 2: Convert to fraction form
    5,077,007.82/7,615,413.45 = 1,238,855.22/x
  3. Step 3: Cross multiply
    5,077,007.82x = 7,615,413.45 × 1,238,855.22
  4. Step 4: Simplify right side
    5,077,007.82x = 9,434,394,704,990.71
  5. Step 5: Solve for x
    x = 9,434,394,704,990.71/5,077,007.82
  6. Step 6: Final answer
    x = 1,858,258.85

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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.