Home / 1,555,311.84-2,333,874.96-845,414.88

Finding the Fourth Proportional to 1,555,311.84, 2,333,874.96 and 845,414.88

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Solution

The fourth proportional to 1,555,311.84, 2,333,874.96 and 845,414.88 is: 1,268,615.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,311.84 : 2,333,874.96 = 845,414.88 : x
  2. Step 2: Convert to fraction form
    1,555,311.84/2,333,874.96 = 845,414.88/x
  3. Step 3: Cross multiply
    1,555,311.84x = 2,333,874.96 × 845,414.88
  4. Step 4: Simplify right side
    1,555,311.84x = 1,973,092,619,243.40
  5. Step 5: Solve for x
    x = 1,973,092,619,243.40/1,555,311.84
  6. Step 6: Final answer
    x = 1,268,615.44

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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.