Home / 1,043,765.78-1,440,396.75-591,144.26

Finding the Fourth Proportional to 1,043,765.78, 1,440,396.75 and 591,144.26

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Solution

The fourth proportional to 1,043,765.78, 1,440,396.75 and 591,144.26 is: 815,779.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,765.78 : 1,440,396.75 = 591,144.26 : x
  2. Step 2: Convert to fraction form
    1,043,765.78/1,440,396.75 = 591,144.26/x
  3. Step 3: Cross multiply
    1,043,765.78x = 1,440,396.75 × 591,144.26
  4. Step 4: Simplify right side
    1,043,765.78x = 851,482,270,885.16
  5. Step 5: Solve for x
    x = 851,482,270,885.16/1,043,765.78
  6. Step 6: Final answer
    x = 815,779.06

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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.