Home / 2,838,043.40-3,914,748.51-2,022,508.40

Finding the Fourth Proportional to 2,838,043.40, 3,914,748.51 and 2,022,508.40

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Solution

The fourth proportional to 2,838,043.40, 3,914,748.51 and 2,022,508.40 is: 2,789,813.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838,043.40 : 3,914,748.51 = 2,022,508.40 : x
  2. Step 2: Convert to fraction form
    2,838,043.40/3,914,748.51 = 2,022,508.40/x
  3. Step 3: Cross multiply
    2,838,043.40x = 3,914,748.51 × 2,022,508.40
  4. Step 4: Simplify right side
    2,838,043.40x = 7,917,611,745,362.48
  5. Step 5: Solve for x
    x = 7,917,611,745,362.48/2,838,043.40
  6. Step 6: Final answer
    x = 2,789,813.48

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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.