Finding the Fourth Proportional to 6,453,619.80, 8,905,657.32 and 3,552,444
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Solution
The fourth proportional to 6,453,619.80, 8,905,657.32 and 3,552,444 is: 4,902,186.66
Step by Step Solution
- Step 1: Write the proportion equation
6,453,619.80 : 8,905,657.32 = 3,552,444 : x - Step 2: Convert to fraction form
6,453,619.80/8,905,657.32 = 3,552,444/x - Step 3: Cross multiply
6,453,619.80x = 8,905,657.32 × 3,552,444 - Step 4: Simplify right side
6,453,619.80x = 31,636,848,912,490.08 - Step 5: Solve for x
x = 31,636,848,912,490.08/6,453,619.80 - Step 6: Final answer
x = 4,902,186.66
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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.