Home / 3,868,030.53-5,802,039.45-1,028,142.72

Finding the Fourth Proportional to 3,868,030.53, 5,802,039.45 and 1,028,142.72

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Solution

The fourth proportional to 3,868,030.53, 5,802,039.45 and 1,028,142.72 is: 1,542,212.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,868,030.53 : 5,802,039.45 = 1,028,142.72 : x
  2. Step 2: Convert to fraction form
    3,868,030.53/5,802,039.45 = 1,028,142.72/x
  3. Step 3: Cross multiply
    3,868,030.53x = 5,802,039.45 × 1,028,142.72
  4. Step 4: Simplify right side
    3,868,030.53x = 5,965,324,621,670.30
  5. Step 5: Solve for x
    x = 5,965,324,621,670.30/3,868,030.53
  6. Step 6: Final answer
    x = 1,542,212.39

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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.