Home / 1,918,272.16-2,647,215.84-1,058,832.60

Finding the Fourth Proportional to 1,918,272.16, 2,647,215.84 and 1,058,832.60

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Solution

The fourth proportional to 1,918,272.16, 2,647,215.84 and 1,058,832.60 is: 1,461,189.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,272.16 : 2,647,215.84 = 1,058,832.60 : x
  2. Step 2: Convert to fraction form
    1,918,272.16/2,647,215.84 = 1,058,832.60/x
  3. Step 3: Cross multiply
    1,918,272.16x = 2,647,215.84 × 1,058,832.60
  4. Step 4: Simplify right side
    1,918,272.16x = 2,802,958,430,628.38
  5. Step 5: Solve for x
    x = 2,802,958,430,628.38/1,918,272.16
  6. Step 6: Final answer
    x = 1,461,189.13

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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.