Home / 5,180,200.80-7,770,228.30-2,340,308.40

Finding the Fourth Proportional to 5,180,200.80, 7,770,228.30 and 2,340,308.40

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Solution

The fourth proportional to 5,180,200.80, 7,770,228.30 and 2,340,308.40 is: 3,510,429.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,200.80 : 7,770,228.30 = 2,340,308.40 : x
  2. Step 2: Convert to fraction form
    5,180,200.80/7,770,228.30 = 2,340,308.40/x
  3. Step 3: Cross multiply
    5,180,200.80x = 7,770,228.30 × 2,340,308.40
  4. Step 4: Simplify right side
    5,180,200.80x = 18,184,730,560,407.72
  5. Step 5: Solve for x
    x = 18,184,730,560,407.72/5,180,200.80
  6. Step 6: Final answer
    x = 3,510,429.67

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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.