Home / 1,436,980.44-1,982,987.55-792,427.80

Finding the Fourth Proportional to 1,436,980.44, 1,982,987.55 and 792,427.80

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Solution

The fourth proportional to 1,436,980.44, 1,982,987.55 and 792,427.80 is: 1,093,525.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,436,980.44 : 1,982,987.55 = 792,427.80 : x
  2. Step 2: Convert to fraction form
    1,436,980.44/1,982,987.55 = 792,427.80/x
  3. Step 3: Cross multiply
    1,436,980.44x = 1,982,987.55 × 792,427.80
  4. Step 4: Simplify right side
    1,436,980.44x = 1,571,374,461,673.89
  5. Step 5: Solve for x
    x = 1,571,374,461,673.89/1,436,980.44
  6. Step 6: Final answer
    x = 1,093,525.30

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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.