Finding the Fourth Proportional to 6,791,187.39, 10,185,673.74 and 1,997,755.62
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Solution
The fourth proportional to 6,791,187.39, 10,185,673.74 and 1,997,755.62 is: 2,996,307.68
Step by Step Solution
- Step 1: Write the proportion equation
6,791,187.39 : 10,185,673.74 = 1,997,755.62 : x - Step 2: Convert to fraction form
6,791,187.39/10,185,673.74 = 1,997,755.62/x - Step 3: Cross multiply
6,791,187.39x = 10,185,673.74 × 1,997,755.62 - Step 4: Simplify right side
6,791,187.39x = 20,348,486,923,120.93 - Step 5: Solve for x
x = 20,348,486,923,120.93/6,791,187.39 - Step 6: Final answer
x = 2,996,307.68
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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.