Home / 2,783,043.52-4,175,160.32-863,912.64

Finding the Fourth Proportional to 2,783,043.52, 4,175,160.32 and 863,912.64

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Solution

The fourth proportional to 2,783,043.52, 4,175,160.32 and 863,912.64 is: 1,296,053.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,043.52 : 4,175,160.32 = 863,912.64 : x
  2. Step 2: Convert to fraction form
    2,783,043.52/4,175,160.32 = 863,912.64/x
  3. Step 3: Cross multiply
    2,783,043.52x = 4,175,160.32 × 863,912.64
  4. Step 4: Simplify right side
    2,783,043.52x = 3,606,973,774,474.45
  5. Step 5: Solve for x
    x = 3,606,973,774,474.45/2,783,043.52
  6. Step 6: Final answer
    x = 1,296,053.67

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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.