Home / 2,857,131.66-4,285,435.04-963,889.50

Finding the Fourth Proportional to 2,857,131.66, 4,285,435.04 and 963,889.50

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Solution

The fourth proportional to 2,857,131.66, 4,285,435.04 and 963,889.50 is: 1,445,745.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,857,131.66 : 4,285,435.04 = 963,889.50 : x
  2. Step 2: Convert to fraction form
    2,857,131.66/4,285,435.04 = 963,889.50/x
  3. Step 3: Cross multiply
    2,857,131.66x = 4,285,435.04 × 963,889.50
  4. Step 4: Simplify right side
    2,857,131.66x = 4,130,685,833,168.63
  5. Step 5: Solve for x
    x = 4,130,685,833,168.63/2,857,131.66
  6. Step 6: Final answer
    x = 1,445,745.71

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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.