Home / 2,868,200.98-3,958,403.27-2,141,787.56

Finding the Fourth Proportional to 2,868,200.98, 3,958,403.27 and 2,141,787.56

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Solution

The fourth proportional to 2,868,200.98, 3,958,403.27 and 2,141,787.56 is: 2,955,880.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,868,200.98 : 3,958,403.27 = 2,141,787.56 : x
  2. Step 2: Convert to fraction form
    2,868,200.98/3,958,403.27 = 2,141,787.56/x
  3. Step 3: Cross multiply
    2,868,200.98x = 3,958,403.27 × 2,141,787.56
  4. Step 4: Simplify right side
    2,868,200.98x = 8,478,058,877,888.92
  5. Step 5: Solve for x
    x = 8,478,058,877,888.92/2,868,200.98
  6. Step 6: Final answer
    x = 2,955,880.34

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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.