Home / 2,809,546.84-3,877,174.56-1,520,387.22

Finding the Fourth Proportional to 2,809,546.84, 3,877,174.56 and 1,520,387.22

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Solution

The fourth proportional to 2,809,546.84, 3,877,174.56 and 1,520,387.22 is: 2,098,134.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,809,546.84 : 3,877,174.56 = 1,520,387.22 : x
  2. Step 2: Convert to fraction form
    2,809,546.84/3,877,174.56 = 1,520,387.22/x
  3. Step 3: Cross multiply
    2,809,546.84x = 3,877,174.56 × 1,520,387.22
  4. Step 4: Simplify right side
    2,809,546.84x = 5,894,806,650,733.12
  5. Step 5: Solve for x
    x = 5,894,806,650,733.12/2,809,546.84
  6. Step 6: Final answer
    x = 2,098,134.32

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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.