Home / 2,751,365.70-4,128,032.70-1,154,418.30

Finding the Fourth Proportional to 2,751,365.70, 4,128,032.70 and 1,154,418.30

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Solution

The fourth proportional to 2,751,365.70, 4,128,032.70 and 1,154,418.30 is: 1,732,040.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,751,365.70 : 4,128,032.70 = 1,154,418.30 : x
  2. Step 2: Convert to fraction form
    2,751,365.70/4,128,032.70 = 1,154,418.30/x
  3. Step 3: Cross multiply
    2,751,365.70x = 4,128,032.70 × 1,154,418.30
  4. Step 4: Simplify right side
    2,751,365.70x = 4,765,476,491,878.41
  5. Step 5: Solve for x
    x = 4,765,476,491,878.41/2,751,365.70
  6. Step 6: Final answer
    x = 1,732,040.38

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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.