Home / 3,903,812.61-5,387,260.75-2,184,933.07

Finding the Fourth Proportional to 3,903,812.61, 5,387,260.75 and 2,184,933.07

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Solution

The fourth proportional to 3,903,812.61, 5,387,260.75 and 2,184,933.07 is: 3,015,207.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903,812.61 : 5,387,260.75 = 2,184,933.07 : x
  2. Step 2: Convert to fraction form
    3,903,812.61/5,387,260.75 = 2,184,933.07/x
  3. Step 3: Cross multiply
    3,903,812.61x = 5,387,260.75 × 2,184,933.07
  4. Step 4: Simplify right side
    3,903,812.61x = 11,770,804,169,388.00
  5. Step 5: Solve for x
    x = 11,770,804,169,388.00/3,903,812.61
  6. Step 6: Final answer
    x = 3,015,207.27

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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.