Home / 1,903,960.08-2,856,793.04-1,039,679.28

Finding the Fourth Proportional to 1,903,960.08, 2,856,793.04 and 1,039,679.28

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Solution

The fourth proportional to 1,903,960.08, 2,856,793.04 and 1,039,679.28 is: 1,559,984.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,903,960.08 : 2,856,793.04 = 1,039,679.28 : x
  2. Step 2: Convert to fraction form
    1,903,960.08/2,856,793.04 = 1,039,679.28/x
  3. Step 3: Cross multiply
    1,903,960.08x = 2,856,793.04 × 1,039,679.28
  4. Step 4: Simplify right side
    1,903,960.08x = 2,970,148,530,936.21
  5. Step 5: Solve for x
    x = 2,970,148,530,936.21/1,903,960.08
  6. Step 6: Final answer
    x = 1,559,984.67

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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.