Home / 3,405,856.46-5,109,485.44-1,384,095.84

Finding the Fourth Proportional to 3,405,856.46, 5,109,485.44 and 1,384,095.84

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Solution

The fourth proportional to 3,405,856.46, 5,109,485.44 and 1,384,095.84 is: 2,076,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,856.46 : 5,109,485.44 = 1,384,095.84 : x
  2. Step 2: Convert to fraction form
    3,405,856.46/5,109,485.44 = 1,384,095.84/x
  3. Step 3: Cross multiply
    3,405,856.46x = 5,109,485.44 × 1,384,095.84
  4. Step 4: Simplify right side
    3,405,856.46x = 7,072,017,542,044.57
  5. Step 5: Solve for x
    x = 7,072,017,542,044.57/3,405,856.46
  6. Step 6: Final answer
    x = 2,076,428.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.