Home / 1,072,942.60-1,609,413.90-673,863.70

Finding the Fourth Proportional to 1,072,942.60, 1,609,413.90 and 673,863.70

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Solution

The fourth proportional to 1,072,942.60, 1,609,413.90 and 673,863.70 is: 1,010,795.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,942.60 : 1,609,413.90 = 673,863.70 : x
  2. Step 2: Convert to fraction form
    1,072,942.60/1,609,413.90 = 673,863.70/x
  3. Step 3: Cross multiply
    1,072,942.60x = 1,609,413.90 × 673,863.70
  4. Step 4: Simplify right side
    1,072,942.60x = 1,084,525,605,485.43
  5. Step 5: Solve for x
    x = 1,084,525,605,485.43/1,072,942.60
  6. Step 6: Final answer
    x = 1,010,795.55

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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.