Home / 1,963,456.52-2,944,856.70-543,656.12

Finding the Fourth Proportional to 1,963,456.52, 2,944,856.70 and 543,656.12

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Solution

The fourth proportional to 1,963,456.52, 2,944,856.70 and 543,656.12 is: 815,393.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,456.52 : 2,944,856.70 = 543,656.12 : x
  2. Step 2: Convert to fraction form
    1,963,456.52/2,944,856.70 = 543,656.12/x
  3. Step 3: Cross multiply
    1,963,456.52x = 2,944,856.70 × 543,656.12
  4. Step 4: Simplify right side
    1,963,456.52x = 1,600,989,367,478.00
  5. Step 5: Solve for x
    x = 1,600,989,367,478.00/1,963,456.52
  6. Step 6: Final answer
    x = 815,393.34

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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.