Home / 2,809,713.36-3,877,411.20-1,520,563.04

Finding the Fourth Proportional to 2,809,713.36, 3,877,411.20 and 1,520,563.04

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Solution

The fourth proportional to 2,809,713.36, 3,877,411.20 and 1,520,563.04 is: 2,098,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,713.36 : 3,877,411.20 = 1,520,563.04 : x
  2. Step 2: Convert to fraction form
    2,809,713.36/3,877,411.20 = 1,520,563.04/x
  3. Step 3: Cross multiply
    2,809,713.36x = 3,877,411.20 × 1,520,563.04
  4. Step 4: Simplify right side
    2,809,713.36x = 5,895,848,161,602.05
  5. Step 5: Solve for x
    x = 5,895,848,161,602.05/2,809,713.36
  6. Step 6: Final answer
    x = 2,098,380.66

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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.