Home / 3,788,428.89-5,682,692.58-1,264,084.14

Finding the Fourth Proportional to 3,788,428.89, 5,682,692.58 and 1,264,084.14

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Solution

The fourth proportional to 3,788,428.89, 5,682,692.58 and 1,264,084.14 is: 1,896,142.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,788,428.89 : 5,682,692.58 = 1,264,084.14 : x
  2. Step 2: Convert to fraction form
    3,788,428.89/5,682,692.58 = 1,264,084.14/x
  3. Step 3: Cross multiply
    3,788,428.89x = 5,682,692.58 × 1,264,084.14
  4. Step 4: Simplify right side
    3,788,428.89x = 7,183,401,562,873.68
  5. Step 5: Solve for x
    x = 7,183,401,562,873.68/3,788,428.89
  6. Step 6: Final answer
    x = 1,896,142.64

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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.