Home / 1,918,268.96-2,647,211.44-1,058,829.44

Finding the Fourth Proportional to 1,918,268.96, 2,647,211.44 and 1,058,829.44

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Solution

The fourth proportional to 1,918,268.96, 2,647,211.44 and 1,058,829.44 is: 1,461,184.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,268.96 : 2,647,211.44 = 1,058,829.44 : x
  2. Step 2: Convert to fraction form
    1,918,268.96/2,647,211.44 = 1,058,829.44/x
  3. Step 3: Cross multiply
    1,918,268.96x = 2,647,211.44 × 1,058,829.44
  4. Step 4: Simplify right side
    1,918,268.96x = 2,802,945,406,576.79
  5. Step 5: Solve for x
    x = 2,802,945,406,576.79/1,918,268.96
  6. Step 6: Final answer
    x = 1,461,184.78

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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.