Home / 3,138,194.40-4,707,291.60-863,714.40

Finding the Fourth Proportional to 3,138,194.40, 4,707,291.60 and 863,714.40

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Solution

The fourth proportional to 3,138,194.40, 4,707,291.60 and 863,714.40 is: 1,295,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,194.40 : 4,707,291.60 = 863,714.40 : x
  2. Step 2: Convert to fraction form
    3,138,194.40/4,707,291.60 = 863,714.40/x
  3. Step 3: Cross multiply
    3,138,194.40x = 4,707,291.60 × 863,714.40
  4. Step 4: Simplify right side
    3,138,194.40x = 4,065,755,539,919.04
  5. Step 5: Solve for x
    x = 4,065,755,539,919.04/3,138,194.40
  6. Step 6: Final answer
    x = 1,295,571.60

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Similar ratio
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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.