Home / 3,689,520.40-5,536,613.40-2,173,200.40

Finding the Fourth Proportional to 3,689,520.40, 5,536,613.40 and 2,173,200.40

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Solution

The fourth proportional to 3,689,520.40, 5,536,613.40 and 2,173,200.40 is: 3,261,174.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,689,520.40 : 5,536,613.40 = 2,173,200.40 : x
  2. Step 2: Convert to fraction form
    3,689,520.40/5,536,613.40 = 2,173,200.40/x
  3. Step 3: Cross multiply
    3,689,520.40x = 5,536,613.40 × 2,173,200.40
  4. Step 4: Simplify right side
    3,689,520.40x = 12,032,170,455,525.36
  5. Step 5: Solve for x
    x = 12,032,170,455,525.36/3,689,520.40
  6. Step 6: Final answer
    x = 3,261,174.67

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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.