Home / 3,800,208.40-5,704,459.80-2,120,592.40

Finding the Fourth Proportional to 3,800,208.40, 5,704,459.80 and 2,120,592.40

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Solution

The fourth proportional to 3,800,208.40, 5,704,459.80 and 2,120,592.40 is: 3,183,202.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,800,208.40 : 5,704,459.80 = 2,120,592.40 : x
  2. Step 2: Convert to fraction form
    3,800,208.40/5,704,459.80 = 2,120,592.40/x
  3. Step 3: Cross multiply
    3,800,208.40x = 5,704,459.80 × 2,120,592.40
  4. Step 4: Simplify right side
    3,800,208.40x = 12,096,834,097,985.52
  5. Step 5: Solve for x
    x = 12,096,834,097,985.52/3,800,208.40
  6. Step 6: Final answer
    x = 3,183,202.82

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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.