Home / 3,873,086.05-5,344,784.29-2,130,653.60

Finding the Fourth Proportional to 3,873,086.05, 5,344,784.29 and 2,130,653.60

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Solution

The fourth proportional to 3,873,086.05, 5,344,784.29 and 2,130,653.60 is: 2,940,261.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873,086.05 : 5,344,784.29 = 2,130,653.60 : x
  2. Step 2: Convert to fraction form
    3,873,086.05/5,344,784.29 = 2,130,653.60/x
  3. Step 3: Cross multiply
    3,873,086.05x = 5,344,784.29 × 2,130,653.60
  4. Step 4: Simplify right side
    3,873,086.05x = 11,387,883,888,711.95
  5. Step 5: Solve for x
    x = 11,387,883,888,711.95/3,873,086.05
  6. Step 6: Final answer
    x = 2,940,261.01

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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.