Home / 3,171,046.05-4,376,021.36-1,720,704.60

Finding the Fourth Proportional to 3,171,046.05, 4,376,021.36 and 1,720,704.60

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Solution

The fourth proportional to 3,171,046.05, 4,376,021.36 and 1,720,704.60 is: 2,374,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,046.05 : 4,376,021.36 = 1,720,704.60 : x
  2. Step 2: Convert to fraction form
    3,171,046.05/4,376,021.36 = 1,720,704.60/x
  3. Step 3: Cross multiply
    3,171,046.05x = 4,376,021.36 × 1,720,704.60
  4. Step 4: Simplify right side
    3,171,046.05x = 7,529,840,075,246.74
  5. Step 5: Solve for x
    x = 7,529,840,075,246.74/3,171,046.05
  6. Step 6: Final answer
    x = 2,374,560.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.