Home / 1,926,336.60-2,887,431.30-727,795.80

Finding the Fourth Proportional to 1,926,336.60, 2,887,431.30 and 727,795.80

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Solution

The fourth proportional to 1,926,336.60, 2,887,431.30 and 727,795.80 is: 1,090,910.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,336.60 : 2,887,431.30 = 727,795.80 : x
  2. Step 2: Convert to fraction form
    1,926,336.60/2,887,431.30 = 727,795.80/x
  3. Step 3: Cross multiply
    1,926,336.60x = 2,887,431.30 × 727,795.80
  4. Step 4: Simplify right side
    1,926,336.60x = 2,101,460,372,928.54
  5. Step 5: Solve for x
    x = 2,101,460,372,928.54/1,926,336.60
  6. Step 6: Final answer
    x = 1,090,910.27

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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.