Home / 3,868,413.48-5,338,530.82-2,126,051.24

Finding the Fourth Proportional to 3,868,413.48, 5,338,530.82 and 2,126,051.24

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Solution

The fourth proportional to 3,868,413.48, 5,338,530.82 and 2,126,051.24 is: 2,934,016.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,413.48 : 5,338,530.82 = 2,126,051.24 : x
  2. Step 2: Convert to fraction form
    3,868,413.48/5,338,530.82 = 2,126,051.24/x
  3. Step 3: Cross multiply
    3,868,413.48x = 5,338,530.82 × 2,126,051.24
  4. Step 4: Simplify right side
    3,868,413.48x = 11,349,990,069,639.22
  5. Step 5: Solve for x
    x = 11,349,990,069,639.22/3,868,413.48
  6. Step 6: Final answer
    x = 2,934,016.78

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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.