Home / 1,086,548.30-1,499,504.70-603,121.52

Finding the Fourth Proportional to 1,086,548.30, 1,499,504.70 and 603,121.52

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Solution

The fourth proportional to 1,086,548.30, 1,499,504.70 and 603,121.52 is: 832,345.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,548.30 : 1,499,504.70 = 603,121.52 : x
  2. Step 2: Convert to fraction form
    1,086,548.30/1,499,504.70 = 603,121.52/x
  3. Step 3: Cross multiply
    1,086,548.30x = 1,499,504.70 × 603,121.52
  4. Step 4: Simplify right side
    1,086,548.30x = 904,383,555,704.26
  5. Step 5: Solve for x
    x = 904,383,555,704.26/1,086,548.30
  6. Step 6: Final answer
    x = 832,345.47

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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.