Home / 1,365,790.56-2,048,608.32-419,160

Finding the Fourth Proportional to 1,365,790.56, 2,048,608.32 and 419,160

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Solution

The fourth proportional to 1,365,790.56, 2,048,608.32 and 419,160 is: 628,716.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,790.56 : 2,048,608.32 = 419,160 : x
  2. Step 2: Convert to fraction form
    1,365,790.56/2,048,608.32 = 419,160/x
  3. Step 3: Cross multiply
    1,365,790.56x = 2,048,608.32 × 419,160
  4. Step 4: Simplify right side
    1,365,790.56x = 858,694,663,411.20
  5. Step 5: Solve for x
    x = 858,694,663,411.20/1,365,790.56
  6. Step 6: Final answer
    x = 628,716.21

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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.