Home / 863,503.60-1,295,255.40-846,914.80

Finding the Fourth Proportional to 863,503.60, 1,295,255.40 and 846,914.80

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Solution

The fourth proportional to 863,503.60, 1,295,255.40 and 846,914.80 is: 1,270,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,503.60 : 1,295,255.40 = 846,914.80 : x
  2. Step 2: Convert to fraction form
    863,503.60/1,295,255.40 = 846,914.80/x
  3. Step 3: Cross multiply
    863,503.60x = 1,295,255.40 × 846,914.80
  4. Step 4: Simplify right side
    863,503.60x = 1,096,970,968,039.92
  5. Step 5: Solve for x
    x = 1,096,970,968,039.92/863,503.60
  6. Step 6: Final answer
    x = 1,270,372.20

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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.