Home / 2,622,782.84-3,931,840.28-1,024,982.60

Finding the Fourth Proportional to 2,622,782.84, 3,931,840.28 and 1,024,982.60

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Solution

The fourth proportional to 2,622,782.84, 3,931,840.28 and 1,024,982.60 is: 1,536,561.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622,782.84 : 3,931,840.28 = 1,024,982.60 : x
  2. Step 2: Convert to fraction form
    2,622,782.84/3,931,840.28 = 1,024,982.60/x
  3. Step 3: Cross multiply
    2,622,782.84x = 3,931,840.28 × 1,024,982.60
  4. Step 4: Simplify right side
    2,622,782.84x = 4,030,067,855,882.38
  5. Step 5: Solve for x
    x = 4,030,067,855,882.38/2,622,782.84
  6. Step 6: Final answer
    x = 1,536,561.78

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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.