Home / 1,383,997.44-2,075,817.60-437,463.84

Finding the Fourth Proportional to 1,383,997.44, 2,075,817.60 and 437,463.84

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Solution

The fourth proportional to 1,383,997.44, 2,075,817.60 and 437,463.84 is: 656,139.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,383,997.44 : 2,075,817.60 = 437,463.84 : x
  2. Step 2: Convert to fraction form
    1,383,997.44/2,075,817.60 = 437,463.84/x
  3. Step 3: Cross multiply
    1,383,997.44x = 2,075,817.60 × 437,463.84
  4. Step 4: Simplify right side
    1,383,997.44x = 908,095,138,435.58
  5. Step 5: Solve for x
    x = 908,095,138,435.58/1,383,997.44
  6. Step 6: Final answer
    x = 656,139.32

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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.