Home / 3,240,992.52-4,472,616.60-1,790,721.36

Finding the Fourth Proportional to 3,240,992.52, 4,472,616.60 and 1,790,721.36

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Solution

The fourth proportional to 3,240,992.52, 4,472,616.60 and 1,790,721.36 is: 2,471,221.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,240,992.52 : 4,472,616.60 = 1,790,721.36 : x
  2. Step 2: Convert to fraction form
    3,240,992.52/4,472,616.60 = 1,790,721.36/x
  3. Step 3: Cross multiply
    3,240,992.52x = 4,472,616.60 × 1,790,721.36
  4. Step 4: Simplify right side
    3,240,992.52x = 8,009,210,080,710.58
  5. Step 5: Solve for x
    x = 8,009,210,080,710.58/3,240,992.52
  6. Step 6: Final answer
    x = 2,471,221.40

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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.