Home / 3,903,989.26-5,387,503.98-2,185,109.32

Finding the Fourth Proportional to 3,903,989.26, 5,387,503.98 and 2,185,109.32

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Solution

The fourth proportional to 3,903,989.26, 5,387,503.98 and 2,185,109.32 is: 3,015,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,989.26 : 5,387,503.98 = 2,185,109.32 : x
  2. Step 2: Convert to fraction form
    3,903,989.26/5,387,503.98 = 2,185,109.32/x
  3. Step 3: Cross multiply
    3,903,989.26x = 5,387,503.98 × 2,185,109.32
  4. Step 4: Simplify right side
    3,903,989.26x = 11,772,285,158,235.09
  5. Step 5: Solve for x
    x = 11,772,285,158,235.09/3,903,989.26
  6. Step 6: Final answer
    x = 3,015,450.19

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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.