Home / 3,113,288.40-4,669,932.60-1,219,400.40

Finding the Fourth Proportional to 3,113,288.40, 4,669,932.60 and 1,219,400.40

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Solution

The fourth proportional to 3,113,288.40, 4,669,932.60 and 1,219,400.40 is: 1,829,100.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,113,288.40 : 4,669,932.60 = 1,219,400.40 : x
  2. Step 2: Convert to fraction form
    3,113,288.40/4,669,932.60 = 1,219,400.40/x
  3. Step 3: Cross multiply
    3,113,288.40x = 4,669,932.60 × 1,219,400.40
  4. Step 4: Simplify right side
    3,113,288.40x = 5,694,517,680,413.04
  5. Step 5: Solve for x
    x = 5,694,517,680,413.04/3,113,288.40
  6. Step 6: Final answer
    x = 1,829,100.60

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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.