Home / 3,588,413.12-5,380,847.36-1,312,221.68

Finding the Fourth Proportional to 3,588,413.12, 5,380,847.36 and 1,312,221.68

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Solution

The fourth proportional to 3,588,413.12, 5,380,847.36 and 1,312,221.68 is: 1,967,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588,413.12 : 5,380,847.36 = 1,312,221.68 : x
  2. Step 2: Convert to fraction form
    3,588,413.12/5,380,847.36 = 1,312,221.68/x
  3. Step 3: Cross multiply
    3,588,413.12x = 5,380,847.36 × 1,312,221.68
  4. Step 4: Simplify right side
    3,588,413.12x = 7,060,864,562,562.77
  5. Step 5: Solve for x
    x = 7,060,864,562,562.77/3,588,413.12
  6. Step 6: Final answer
    x = 1,967,684.41

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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.