Home / 1,183,791.40-1,775,687.10-435,740.20

Finding the Fourth Proportional to 1,183,791.40, 1,775,687.10 and 435,740.20

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Solution

The fourth proportional to 1,183,791.40, 1,775,687.10 and 435,740.20 is: 653,610.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,791.40 : 1,775,687.10 = 435,740.20 : x
  2. Step 2: Convert to fraction form
    1,183,791.40/1,775,687.10 = 435,740.20/x
  3. Step 3: Cross multiply
    1,183,791.40x = 1,775,687.10 × 435,740.20
  4. Step 4: Simplify right side
    1,183,791.40x = 773,738,252,091.42
  5. Step 5: Solve for x
    x = 773,738,252,091.42/1,183,791.40
  6. Step 6: Final answer
    x = 653,610.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.