Home / 3,477,998.70-5,216,998.05-2,847,624.30

Finding the Fourth Proportional to 3,477,998.70, 5,216,998.05 and 2,847,624.30

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Solution

The fourth proportional to 3,477,998.70, 5,216,998.05 and 2,847,624.30 is: 4,271,436.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,477,998.70 : 5,216,998.05 = 2,847,624.30 : x
  2. Step 2: Convert to fraction form
    3,477,998.70/5,216,998.05 = 2,847,624.30/x
  3. Step 3: Cross multiply
    3,477,998.70x = 5,216,998.05 × 2,847,624.30
  4. Step 4: Simplify right side
    3,477,998.70x = 14,856,050,420,232.61
  5. Step 5: Solve for x
    x = 14,856,050,420,232.61/3,477,998.70
  6. Step 6: Final answer
    x = 4,271,436.45

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Double scale
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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.