Home / 4,891,979.52-7,335,144-1,896,664.32

Finding the Fourth Proportional to 4,891,979.52, 7,335,144 and 1,896,664.32

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Solution

The fourth proportional to 4,891,979.52, 7,335,144 and 1,896,664.32 is: 2,843,901.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891,979.52 : 7,335,144 = 1,896,664.32 : x
  2. Step 2: Convert to fraction form
    4,891,979.52/7,335,144 = 1,896,664.32/x
  3. Step 3: Cross multiply
    4,891,979.52x = 7,335,144 × 1,896,664.32
  4. Step 4: Simplify right side
    4,891,979.52x = 13,912,305,906,862.08
  5. Step 5: Solve for x
    x = 13,912,305,906,862.08/4,891,979.52
  6. Step 6: Final answer
    x = 2,843,901.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.