Home / 1,426,917.99-2,140,415.94-416,015.51

Finding the Fourth Proportional to 1,426,917.99, 2,140,415.94 and 416,015.51

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Solution

The fourth proportional to 1,426,917.99, 2,140,415.94 and 416,015.51 is: 624,034.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,917.99 : 2,140,415.94 = 416,015.51 : x
  2. Step 2: Convert to fraction form
    1,426,917.99/2,140,415.94 = 416,015.51/x
  3. Step 3: Cross multiply
    1,426,917.99x = 2,140,415.94 × 416,015.51
  4. Step 4: Simplify right side
    1,426,917.99x = 890,446,218,189.15
  5. Step 5: Solve for x
    x = 890,446,218,189.15/1,426,917.99
  6. Step 6: Final answer
    x = 624,034.61

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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.