Home / 2,124,204.44-2,932,485.56-1,439,493.64

Finding the Fourth Proportional to 2,124,204.44, 2,932,485.56 and 1,439,493.64

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Solution

The fourth proportional to 2,124,204.44, 2,932,485.56 and 1,439,493.64 is: 1,987,235.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124,204.44 : 2,932,485.56 = 1,439,493.64 : x
  2. Step 2: Convert to fraction form
    2,124,204.44/2,932,485.56 = 1,439,493.64/x
  3. Step 3: Cross multiply
    2,124,204.44x = 2,932,485.56 × 1,439,493.64
  4. Step 4: Simplify right side
    2,124,204.44x = 4,221,294,313,011.84
  5. Step 5: Solve for x
    x = 4,221,294,313,011.84/2,124,204.44
  6. Step 6: Final answer
    x = 1,987,235.42

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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.