Home / 3,830,413.50-5,286,007.09-2,111,595.66

Finding the Fourth Proportional to 3,830,413.50, 5,286,007.09 and 2,111,595.66

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Solution

The fourth proportional to 3,830,413.50, 5,286,007.09 and 2,111,595.66 is: 2,914,022.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,830,413.50 : 5,286,007.09 = 2,111,595.66 : x
  2. Step 2: Convert to fraction form
    3,830,413.50/5,286,007.09 = 2,111,595.66/x
  3. Step 3: Cross multiply
    3,830,413.50x = 5,286,007.09 × 2,111,595.66
  4. Step 4: Simplify right side
    3,830,413.50x = 11,161,909,629,973.23
  5. Step 5: Solve for x
    x = 11,161,909,629,973.23/3,830,413.50
  6. Step 6: Final answer
    x = 2,914,022.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.