Finding the Fourth Proportional to 4,934,009.76, 6,810,071.44 and 3,212,132
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Solution
The fourth proportional to 4,934,009.76, 6,810,071.44 and 3,212,132 is: 4,433,483.00
Step by Step Solution
- Step 1: Write the proportion equation
4,934,009.76 : 6,810,071.44 = 3,212,132 : x - Step 2: Convert to fraction form
4,934,009.76/6,810,071.44 = 3,212,132/x - Step 3: Cross multiply
4,934,009.76x = 6,810,071.44 × 3,212,132 - Step 4: Simplify right side
4,934,009.76x = 21,874,848,394,710.08 - Step 5: Solve for x
x = 21,874,848,394,710.08/4,934,009.76 - Step 6: Final answer
x = 4,433,483.00
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1.5x scale
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.