Home / 3,991,086.40-5,985,317.40-1,466,413.60

Finding the Fourth Proportional to 3,991,086.40, 5,985,317.40 and 1,466,413.60

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Solution

The fourth proportional to 3,991,086.40, 5,985,317.40 and 1,466,413.60 is: 2,199,138.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,991,086.40 : 5,985,317.40 = 1,466,413.60 : x
  2. Step 2: Convert to fraction form
    3,991,086.40/5,985,317.40 = 1,466,413.60/x
  3. Step 3: Cross multiply
    3,991,086.40x = 5,985,317.40 × 1,466,413.60
  4. Step 4: Simplify right side
    3,991,086.40x = 8,776,950,835,676.64
  5. Step 5: Solve for x
    x = 8,776,950,835,676.64/3,991,086.40
  6. Step 6: Final answer
    x = 2,199,138.27

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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.