Home / 1,345,558.32-1,856,856.96-733,709.54

Finding the Fourth Proportional to 1,345,558.32, 1,856,856.96 and 733,709.54

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Solution

The fourth proportional to 1,345,558.32, 1,856,856.96 and 733,709.54 is: 1,012,511.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,558.32 : 1,856,856.96 = 733,709.54 : x
  2. Step 2: Convert to fraction form
    1,345,558.32/1,856,856.96 = 733,709.54/x
  3. Step 3: Cross multiply
    1,345,558.32x = 1,856,856.96 × 733,709.54
  4. Step 4: Simplify right side
    1,345,558.32x = 1,362,393,670,609.54
  5. Step 5: Solve for x
    x = 1,362,393,670,609.54/1,345,558.32
  6. Step 6: Final answer
    x = 1,012,511.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.