Home / 3,768,529.65-5,200,636.77-2,049,661.86

Finding the Fourth Proportional to 3,768,529.65, 5,200,636.77 and 2,049,661.86

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Solution

The fourth proportional to 3,768,529.65, 5,200,636.77 and 2,049,661.86 is: 2,828,569.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,529.65 : 5,200,636.77 = 2,049,661.86 : x
  2. Step 2: Convert to fraction form
    3,768,529.65/5,200,636.77 = 2,049,661.86/x
  3. Step 3: Cross multiply
    3,768,529.65x = 5,200,636.77 × 2,049,661.86
  4. Step 4: Simplify right side
    3,768,529.65x = 10,659,546,835,182.59
  5. Step 5: Solve for x
    x = 10,659,546,835,182.59/3,768,529.65
  6. Step 6: Final answer
    x = 2,828,569.18

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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.