Home / 5,192,119.95-7,790,968.34-2,161,577.64

Finding the Fourth Proportional to 5,192,119.95, 7,790,968.34 and 2,161,577.64

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Solution

The fourth proportional to 5,192,119.95, 7,790,968.34 and 2,161,577.64 is: 3,243,527.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,192,119.95 : 7,790,968.34 = 2,161,577.64 : x
  2. Step 2: Convert to fraction form
    5,192,119.95/7,790,968.34 = 2,161,577.64/x
  3. Step 3: Cross multiply
    5,192,119.95x = 7,790,968.34 × 2,161,577.64
  4. Step 4: Simplify right side
    5,192,119.95x = 16,840,782,996,364.95
  5. Step 5: Solve for x
    x = 16,840,782,996,364.95/5,192,119.95
  6. Step 6: Final answer
    x = 3,243,527.34

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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.