Home / 1,888,910.28-2,606,629.50-1,029,453.48

Finding the Fourth Proportional to 1,888,910.28, 2,606,629.50 and 1,029,453.48

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Solution

The fourth proportional to 1,888,910.28, 2,606,629.50 and 1,029,453.48 is: 1,420,609.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,910.28 : 2,606,629.50 = 1,029,453.48 : x
  2. Step 2: Convert to fraction form
    1,888,910.28/2,606,629.50 = 1,029,453.48/x
  3. Step 3: Cross multiply
    1,888,910.28x = 2,606,629.50 × 1,029,453.48
  4. Step 4: Simplify right side
    1,888,910.28x = 2,683,403,809,845.66
  5. Step 5: Solve for x
    x = 2,683,403,809,845.66/1,888,910.28
  6. Step 6: Final answer
    x = 1,420,609.46

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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.