Home / 1,998,599.70-2,999,042.26-845,755.46

Finding the Fourth Proportional to 1,998,599.70, 2,999,042.26 and 845,755.46

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Solution

The fourth proportional to 1,998,599.70, 2,999,042.26 and 845,755.46 is: 1,269,116.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,998,599.70 : 2,999,042.26 = 845,755.46 : x
  2. Step 2: Convert to fraction form
    1,998,599.70/2,999,042.26 = 845,755.46/x
  3. Step 3: Cross multiply
    1,998,599.70x = 2,999,042.26 × 845,755.46
  4. Step 4: Simplify right side
    1,998,599.70x = 2,536,456,366,165.74
  5. Step 5: Solve for x
    x = 2,536,456,366,165.74/1,998,599.70
  6. Step 6: Final answer
    x = 1,269,116.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.