Home / 1,079,586.20-1,618,601.70-606,416.60

Finding the Fourth Proportional to 1,079,586.20, 1,618,601.70 and 606,416.60

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Solution

The fourth proportional to 1,079,586.20, 1,618,601.70 and 606,416.60 is: 909,188.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,586.20 : 1,618,601.70 = 606,416.60 : x
  2. Step 2: Convert to fraction form
    1,079,586.20/1,618,601.70 = 606,416.60/x
  3. Step 3: Cross multiply
    1,079,586.20x = 1,618,601.70 × 606,416.60
  4. Step 4: Simplify right side
    1,079,586.20x = 981,546,939,668.22
  5. Step 5: Solve for x
    x = 981,546,939,668.22/1,079,586.20
  6. Step 6: Final answer
    x = 909,188.11

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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.