Home / 3,768,022.78-5,199,822.48-2,049,106.39

Finding the Fourth Proportional to 3,768,022.78, 5,199,822.48 and 2,049,106.39

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Solution

The fourth proportional to 3,768,022.78, 5,199,822.48 and 2,049,106.39 is: 2,827,740.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,022.78 : 5,199,822.48 = 2,049,106.39 : x
  2. Step 2: Convert to fraction form
    3,768,022.78/5,199,822.48 = 2,049,106.39/x
  3. Step 3: Cross multiply
    3,768,022.78x = 5,199,822.48 × 2,049,106.39
  4. Step 4: Simplify right side
    3,768,022.78x = 10,654,989,470,633.65
  5. Step 5: Solve for x
    x = 10,654,989,470,633.65/3,768,022.78
  6. Step 6: Final answer
    x = 2,827,740.19

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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.