Home / 1,311,608.70-1,965,015.32-950,886.17

Finding the Fourth Proportional to 1,311,608.70, 1,965,015.32 and 950,886.17

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Solution

The fourth proportional to 1,311,608.70, 1,965,015.32 and 950,886.17 is: 1,424,590.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,311,608.70 : 1,965,015.32 = 950,886.17 : x
  2. Step 2: Convert to fraction form
    1,311,608.70/1,965,015.32 = 950,886.17/x
  3. Step 3: Cross multiply
    1,311,608.70x = 1,965,015.32 × 950,886.17
  4. Step 4: Simplify right side
    1,311,608.70x = 1,868,505,886,421.32
  5. Step 5: Solve for x
    x = 1,868,505,886,421.32/1,311,608.70
  6. Step 6: Final answer
    x = 1,424,590.96

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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.