Home / 2,910,942.20-4,366,413.30-2,238,318.20

Finding the Fourth Proportional to 2,910,942.20, 4,366,413.30 and 2,238,318.20

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Solution

The fourth proportional to 2,910,942.20, 4,366,413.30 and 2,238,318.20 is: 3,357,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,942.20 : 4,366,413.30 = 2,238,318.20 : x
  2. Step 2: Convert to fraction form
    2,910,942.20/4,366,413.30 = 2,238,318.20/x
  3. Step 3: Cross multiply
    2,910,942.20x = 4,366,413.30 × 2,238,318.20
  4. Step 4: Simplify right side
    2,910,942.20x = 9,773,422,358,112.06
  5. Step 5: Solve for x
    x = 9,773,422,358,112.06/2,910,942.20
  6. Step 6: Final answer
    x = 3,357,477.30

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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.