Home / 2,545,509.92-3,512,816.84-1,399,664.04

Finding the Fourth Proportional to 2,545,509.92, 3,512,816.84 and 1,399,664.04

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Solution

The fourth proportional to 2,545,509.92, 3,512,816.84 and 1,399,664.04 is: 1,931,543.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,545,509.92 : 3,512,816.84 = 1,399,664.04 : x
  2. Step 2: Convert to fraction form
    2,545,509.92/3,512,816.84 = 1,399,664.04/x
  3. Step 3: Cross multiply
    2,545,509.92x = 3,512,816.84 × 1,399,664.04
  4. Step 4: Simplify right side
    2,545,509.92x = 4,916,763,410,054.43
  5. Step 5: Solve for x
    x = 4,916,763,410,054.43/2,545,509.92
  6. Step 6: Final answer
    x = 1,931,543.61

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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.