Home / 1,004,303.70-1,511,885.07-914,920.86

Finding the Fourth Proportional to 1,004,303.70, 1,511,885.07 and 914,920.86

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Solution

The fourth proportional to 1,004,303.70, 1,511,885.07 and 914,920.86 is: 1,377,327.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,303.70 : 1,511,885.07 = 914,920.86 : x
  2. Step 2: Convert to fraction form
    1,004,303.70/1,511,885.07 = 914,920.86/x
  3. Step 3: Cross multiply
    1,004,303.70x = 1,511,885.07 × 914,920.86
  4. Step 4: Simplify right side
    1,004,303.70x = 1,383,255,188,465.56
  5. Step 5: Solve for x
    x = 1,383,255,188,465.56/1,004,303.70
  6. Step 6: Final answer
    x = 1,377,327.58

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.