Home / 1,362,108.78-2,042,211.83-603,538.31

Finding the Fourth Proportional to 1,362,108.78, 2,042,211.83 and 603,538.31

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Solution

The fourth proportional to 1,362,108.78, 2,042,211.83 and 603,538.31 is: 904,885.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,362,108.78 : 2,042,211.83 = 603,538.31 : x
  2. Step 2: Convert to fraction form
    1,362,108.78/2,042,211.83 = 603,538.31/x
  3. Step 3: Cross multiply
    1,362,108.78x = 2,042,211.83 × 603,538.31
  4. Step 4: Simplify right side
    1,362,108.78x = 1,232,553,078,628.05
  5. Step 5: Solve for x
    x = 1,232,553,078,628.05/1,362,108.78
  6. Step 6: Final answer
    x = 904,885.94

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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.