Home / 3,130,858.56-4,693,010.42-1,310,266.66

Finding the Fourth Proportional to 3,130,858.56, 4,693,010.42 and 1,310,266.66

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Solution

The fourth proportional to 3,130,858.56, 4,693,010.42 and 1,310,266.66 is: 1,964,028.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,130,858.56 : 4,693,010.42 = 1,310,266.66 : x
  2. Step 2: Convert to fraction form
    3,130,858.56/4,693,010.42 = 1,310,266.66/x
  3. Step 3: Cross multiply
    3,130,858.56x = 4,693,010.42 × 1,310,266.66
  4. Step 4: Simplify right side
    3,130,858.56x = 6,149,095,086,548.72
  5. Step 5: Solve for x
    x = 6,149,095,086,548.72/3,130,858.56
  6. Step 6: Final answer
    x = 1,964,028.39

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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.