Home / 5,388,599.60-8,082,899.40-2,192,080.40

Finding the Fourth Proportional to 5,388,599.60, 8,082,899.40 and 2,192,080.40

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Solution

The fourth proportional to 5,388,599.60, 8,082,899.40 and 2,192,080.40 is: 3,288,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,388,599.60 : 8,082,899.40 = 2,192,080.40 : x
  2. Step 2: Convert to fraction form
    5,388,599.60/8,082,899.40 = 2,192,080.40/x
  3. Step 3: Cross multiply
    5,388,599.60x = 8,082,899.40 × 2,192,080.40
  4. Step 4: Simplify right side
    5,388,599.60x = 17,718,365,349,911.76
  5. Step 5: Solve for x
    x = 17,718,365,349,911.76/5,388,599.60
  6. Step 6: Final answer
    x = 3,288,120.60

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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.