Home / 2,872,987.66-3,964,620.93-1,566,212.64

Finding the Fourth Proportional to 2,872,987.66, 3,964,620.93 and 1,566,212.64

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Solution

The fourth proportional to 2,872,987.66, 3,964,620.93 and 1,566,212.64 is: 2,161,317.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,872,987.66 : 3,964,620.93 = 1,566,212.64 : x
  2. Step 2: Convert to fraction form
    2,872,987.66/3,964,620.93 = 1,566,212.64/x
  3. Step 3: Cross multiply
    2,872,987.66x = 3,964,620.93 × 1,566,212.64
  4. Step 4: Simplify right side
    2,872,987.66x = 6,209,439,392,633.93
  5. Step 5: Solve for x
    x = 6,209,439,392,633.93/2,872,987.66
  6. Step 6: Final answer
    x = 2,161,317.81

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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.