Home / 1,183,466.69-1,633,191.52-639,601.20

Finding the Fourth Proportional to 1,183,466.69, 1,633,191.52 and 639,601.20

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Solution

The fourth proportional to 1,183,466.69, 1,633,191.52 and 639,601.20 is: 882,653.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,466.69 : 1,633,191.52 = 639,601.20 : x
  2. Step 2: Convert to fraction form
    1,183,466.69/1,633,191.52 = 639,601.20/x
  3. Step 3: Cross multiply
    1,183,466.69x = 1,633,191.52 × 639,601.20
  4. Step 4: Simplify right side
    1,183,466.69x = 1,044,591,254,422.82
  5. Step 5: Solve for x
    x = 1,044,591,254,422.82/1,183,466.69
  6. Step 6: Final answer
    x = 882,653.71

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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.