Home / 2,838,976.52-4,259,136.02-919,884.56

Finding the Fourth Proportional to 2,838,976.52, 4,259,136.02 and 919,884.56

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Solution

The fourth proportional to 2,838,976.52, 4,259,136.02 and 919,884.56 is: 1,380,044.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,976.52 : 4,259,136.02 = 919,884.56 : x
  2. Step 2: Convert to fraction form
    2,838,976.52/4,259,136.02 = 919,884.56/x
  3. Step 3: Cross multiply
    2,838,976.52x = 4,259,136.02 × 919,884.56
  4. Step 4: Simplify right side
    2,838,976.52x = 3,917,913,437,842.75
  5. Step 5: Solve for x
    x = 3,917,913,437,842.75/2,838,976.52
  6. Step 6: Final answer
    x = 1,380,044.33

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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.