Home / 3,698,468.16-5,103,904.92-2,066,902.78

Finding the Fourth Proportional to 3,698,468.16, 5,103,904.92 and 2,066,902.78

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Solution

The fourth proportional to 3,698,468.16, 5,103,904.92 and 2,066,902.78 is: 2,852,336.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,698,468.16 : 5,103,904.92 = 2,066,902.78 : x
  2. Step 2: Convert to fraction form
    3,698,468.16/5,103,904.92 = 2,066,902.78/x
  3. Step 3: Cross multiply
    3,698,468.16x = 5,103,904.92 × 2,066,902.78
  4. Step 4: Simplify right side
    3,698,468.16x = 10,549,275,268,003.68
  5. Step 5: Solve for x
    x = 10,549,275,268,003.68/3,698,468.16
  6. Step 6: Final answer
    x = 2,852,336.38

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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.