Home / 1,189,685.21-1,784,597.04-336,685.50

Finding the Fourth Proportional to 1,189,685.21, 1,784,597.04 and 336,685.50

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Solution

The fourth proportional to 1,189,685.21, 1,784,597.04 and 336,685.50 is: 505,047.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,685.21 : 1,784,597.04 = 336,685.50 : x
  2. Step 2: Convert to fraction form
    1,189,685.21/1,784,597.04 = 336,685.50/x
  3. Step 3: Cross multiply
    1,189,685.21x = 1,784,597.04 × 336,685.50
  4. Step 4: Simplify right side
    1,189,685.21x = 600,847,946,710.92
  5. Step 5: Solve for x
    x = 600,847,946,710.92/1,189,685.21
  6. Step 6: Final answer
    x = 505,047.84

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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.