Home / 1,223,200.45-1,834,800.68-744,903.55

Finding the Fourth Proportional to 1,223,200.45, 1,834,800.68 and 744,903.55

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Solution

The fourth proportional to 1,223,200.45, 1,834,800.68 and 744,903.55 is: 1,117,355.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,223,200.45 : 1,834,800.68 = 744,903.55 : x
  2. Step 2: Convert to fraction form
    1,223,200.45/1,834,800.68 = 744,903.55/x
  3. Step 3: Cross multiply
    1,223,200.45x = 1,834,800.68 × 744,903.55
  4. Step 4: Simplify right side
    1,223,200.45x = 1,366,749,536,349.90
  5. Step 5: Solve for x
    x = 1,366,749,536,349.90/1,223,200.45
  6. Step 6: Final answer
    x = 1,117,355.33

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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.