Home / 3,833,765.20-5,762,457.60-3,621,188.80

Finding the Fourth Proportional to 3,833,765.20, 5,762,457.60 and 3,621,188.80

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Solution

The fourth proportional to 3,833,765.20, 5,762,457.60 and 3,621,188.80 is: 5,442,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,833,765.20 : 5,762,457.60 = 3,621,188.80 : x
  2. Step 2: Convert to fraction form
    3,833,765.20/5,762,457.60 = 3,621,188.80/x
  3. Step 3: Cross multiply
    3,833,765.20x = 5,762,457.60 × 3,621,188.80
  4. Step 4: Simplify right side
    3,833,765.20x = 20,866,946,921,594.88
  5. Step 5: Solve for x
    x = 20,866,946,921,594.88/3,833,765.20
  6. Step 6: Final answer
    x = 5,442,938.16

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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.