Home / 3,927,723.08-5,419,781.63-2,184,980.50

Finding the Fourth Proportional to 3,927,723.08, 5,419,781.63 and 2,184,980.50

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Solution

The fourth proportional to 3,927,723.08, 5,419,781.63 and 2,184,980.50 is: 3,015,008.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,723.08 : 5,419,781.63 = 2,184,980.50 : x
  2. Step 2: Convert to fraction form
    3,927,723.08/5,419,781.63 = 2,184,980.50/x
  3. Step 3: Cross multiply
    3,927,723.08x = 5,419,781.63 × 2,184,980.50
  4. Step 4: Simplify right side
    3,927,723.08x = 11,842,117,179,851.72
  5. Step 5: Solve for x
    x = 11,842,117,179,851.72/3,927,723.08
  6. Step 6: Final answer
    x = 3,015,008.17

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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.