Home / 1,253,610.20-1,881,644.10-623,235.80

Finding the Fourth Proportional to 1,253,610.20, 1,881,644.10 and 623,235.80

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Solution

The fourth proportional to 1,253,610.20, 1,881,644.10 and 623,235.80 is: 935,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,253,610.20 : 1,881,644.10 = 623,235.80 : x
  2. Step 2: Convert to fraction form
    1,253,610.20/1,881,644.10 = 623,235.80/x
  3. Step 3: Cross multiply
    1,253,610.20x = 1,881,644.10 × 623,235.80
  4. Step 4: Simplify right side
    1,253,610.20x = 1,172,707,965,978.78
  5. Step 5: Solve for x
    x = 1,172,707,965,978.78/1,253,610.20
  6. Step 6: Final answer
    x = 935,464.60

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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.