Home / 1,918,241.96-2,647,174.13-1,058,802.45

Finding the Fourth Proportional to 1,918,241.96, 2,647,174.13 and 1,058,802.45

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Solution

The fourth proportional to 1,918,241.96, 2,647,174.13 and 1,058,802.45 is: 1,461,147.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,918,241.96 : 2,647,174.13 = 1,058,802.45 : x
  2. Step 2: Convert to fraction form
    1,918,241.96/2,647,174.13 = 1,058,802.45/x
  3. Step 3: Cross multiply
    1,918,241.96x = 2,647,174.13 × 1,058,802.45
  4. Step 4: Simplify right side
    1,918,241.96x = 2,802,834,449,126.61
  5. Step 5: Solve for x
    x = 2,802,834,449,126.61/1,918,241.96
  6. Step 6: Final answer
    x = 1,461,147.51

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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.