Home / 883,235.70-1,324,853.55-830,091.60

Finding the Fourth Proportional to 883,235.70, 1,324,853.55 and 830,091.60

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Solution

The fourth proportional to 883,235.70, 1,324,853.55 and 830,091.60 is: 1,245,137.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,235.70 : 1,324,853.55 = 830,091.60 : x
  2. Step 2: Convert to fraction form
    883,235.70/1,324,853.55 = 830,091.60/x
  3. Step 3: Cross multiply
    883,235.70x = 1,324,853.55 × 830,091.60
  4. Step 4: Simplify right side
    883,235.70x = 1,099,749,803,085.18
  5. Step 5: Solve for x
    x = 1,099,749,803,085.18/883,235.70
  6. Step 6: Final answer
    x = 1,245,137.40

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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.