Home / 2,380,527.45-3,570,926.04-761,438.43

Finding the Fourth Proportional to 2,380,527.45, 3,570,926.04 and 761,438.43

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Solution

The fourth proportional to 2,380,527.45, 3,570,926.04 and 761,438.43 is: 1,142,200.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,380,527.45 : 3,570,926.04 = 761,438.43 : x
  2. Step 2: Convert to fraction form
    2,380,527.45/3,570,926.04 = 761,438.43/x
  3. Step 3: Cross multiply
    2,380,527.45x = 3,570,926.04 × 761,438.43
  4. Step 4: Simplify right side
    2,380,527.45x = 2,719,040,317,543.72
  5. Step 5: Solve for x
    x = 2,719,040,317,543.72/2,380,527.45
  6. Step 6: Final answer
    x = 1,142,200.78

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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.