Home / 3,927,047.47-5,418,664.90-2,184,486.87

Finding the Fourth Proportional to 3,927,047.47, 5,418,664.90 and 2,184,486.87

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Solution

The fourth proportional to 3,927,047.47, 5,418,664.90 and 2,184,486.87 is: 3,014,224.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927,047.47 : 5,418,664.90 = 2,184,486.87 : x
  2. Step 2: Convert to fraction form
    3,927,047.47/5,418,664.90 = 2,184,486.87/x
  3. Step 3: Cross multiply
    3,927,047.47x = 5,418,664.90 × 2,184,486.87
  4. Step 4: Simplify right side
    3,927,047.47x = 11,837,002,341,838.64
  5. Step 5: Solve for x
    x = 11,837,002,341,838.64/3,927,047.47
  6. Step 6: Final answer
    x = 3,014,224.41

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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.