Home / 1,855,020.76-2,559,922.94-1,028,147.04

Finding the Fourth Proportional to 1,855,020.76, 2,559,922.94 and 1,028,147.04

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Solution

The fourth proportional to 1,855,020.76, 2,559,922.94 and 1,028,147.04 is: 1,418,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,020.76 : 2,559,922.94 = 1,028,147.04 : x
  2. Step 2: Convert to fraction form
    1,855,020.76/2,559,922.94 = 1,028,147.04/x
  3. Step 3: Cross multiply
    1,855,020.76x = 2,559,922.94 × 1,028,147.04
  4. Step 4: Simplify right side
    1,855,020.76x = 2,631,977,197,218.54
  5. Step 5: Solve for x
    x = 2,631,977,197,218.54/1,855,020.76
  6. Step 6: Final answer
    x = 1,418,839.75

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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.