Home / 2,028,172.36-2,800,774.44-1,304,277.16

Finding the Fourth Proportional to 2,028,172.36, 2,800,774.44 and 1,304,277.16

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Solution

The fourth proportional to 2,028,172.36, 2,800,774.44 and 1,304,277.16 is: 1,801,122.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,028,172.36 : 2,800,774.44 = 1,304,277.16 : x
  2. Step 2: Convert to fraction form
    2,028,172.36/2,800,774.44 = 1,304,277.16/x
  3. Step 3: Cross multiply
    2,028,172.36x = 2,800,774.44 × 1,304,277.16
  4. Step 4: Simplify right side
    2,028,172.36x = 3,652,986,132,403.79
  5. Step 5: Solve for x
    x = 3,652,986,132,403.79/2,028,172.36
  6. Step 6: Final answer
    x = 1,801,122.14

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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.