Home / 1,122,413.99-1,684,183.94-523,421.83

Finding the Fourth Proportional to 1,122,413.99, 1,684,183.94 and 523,421.83

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Solution

The fourth proportional to 1,122,413.99, 1,684,183.94 and 523,421.83 is: 785,395.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,413.99 : 1,684,183.94 = 523,421.83 : x
  2. Step 2: Convert to fraction form
    1,122,413.99/1,684,183.94 = 523,421.83/x
  3. Step 3: Cross multiply
    1,122,413.99x = 1,684,183.94 × 523,421.83
  4. Step 4: Simplify right side
    1,122,413.99x = 881,538,628,893.38
  5. Step 5: Solve for x
    x = 881,538,628,893.38/1,122,413.99
  6. Step 6: Final answer
    x = 785,395.26

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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.