Home / 3,134,942.40-4,702,413.60-1,932,967.20

Finding the Fourth Proportional to 3,134,942.40, 4,702,413.60 and 1,932,967.20

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Solution

The fourth proportional to 3,134,942.40, 4,702,413.60 and 1,932,967.20 is: 2,899,450.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,134,942.40 : 4,702,413.60 = 1,932,967.20 : x
  2. Step 2: Convert to fraction form
    3,134,942.40/4,702,413.60 = 1,932,967.20/x
  3. Step 3: Cross multiply
    3,134,942.40x = 4,702,413.60 × 1,932,967.20
  4. Step 4: Simplify right side
    3,134,942.40x = 9,089,611,249,633.92
  5. Step 5: Solve for x
    x = 9,089,611,249,633.92/3,134,942.40
  6. Step 6: Final answer
    x = 2,899,450.80

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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.