Home / 2,831,734.80-4,247,602.20-837,190.80

Finding the Fourth Proportional to 2,831,734.80, 4,247,602.20 and 837,190.80

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Solution

The fourth proportional to 2,831,734.80, 4,247,602.20 and 837,190.80 is: 1,255,786.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,831,734.80 : 4,247,602.20 = 837,190.80 : x
  2. Step 2: Convert to fraction form
    2,831,734.80/4,247,602.20 = 837,190.80/x
  3. Step 3: Cross multiply
    2,831,734.80x = 4,247,602.20 × 837,190.80
  4. Step 4: Simplify right side
    2,831,734.80x = 3,556,053,483,899.76
  5. Step 5: Solve for x
    x = 3,556,053,483,899.76/2,831,734.80
  6. Step 6: Final answer
    x = 1,255,786.20

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Similar ratio
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1.5x scale

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.