Home / 1,731,620.76-2,389,522.40-996,456.23

Finding the Fourth Proportional to 1,731,620.76, 2,389,522.40 and 996,456.23

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Solution

The fourth proportional to 1,731,620.76, 2,389,522.40 and 996,456.23 is: 1,375,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,620.76 : 2,389,522.40 = 996,456.23 : x
  2. Step 2: Convert to fraction form
    1,731,620.76/2,389,522.40 = 996,456.23/x
  3. Step 3: Cross multiply
    1,731,620.76x = 2,389,522.40 × 996,456.23
  4. Step 4: Simplify right side
    1,731,620.76x = 2,381,054,482,204.55
  5. Step 5: Solve for x
    x = 2,381,054,482,204.55/1,731,620.76
  6. Step 6: Final answer
    x = 1,375,043.85

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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.