Home / 863,999.60-1,295,999.40-795,765.20

Finding the Fourth Proportional to 863,999.60, 1,295,999.40 and 795,765.20

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Solution

The fourth proportional to 863,999.60, 1,295,999.40 and 795,765.20 is: 1,193,647.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,999.60 : 1,295,999.40 = 795,765.20 : x
  2. Step 2: Convert to fraction form
    863,999.60/1,295,999.40 = 795,765.20/x
  3. Step 3: Cross multiply
    863,999.60x = 1,295,999.40 × 795,765.20
  4. Step 4: Simplify right side
    863,999.60x = 1,031,311,221,740.88
  5. Step 5: Solve for x
    x = 1,031,311,221,740.88/863,999.60
  6. Step 6: Final answer
    x = 1,193,647.80

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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.