Finding the Fourth Proportional to 1,997,333.93, 2,755,966.52 and 1,181,571.99
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Solution
The fourth proportional to 1,997,333.93, 2,755,966.52 and 1,181,571.99 is: 1,630,359.75
Step by Step Solution
- Step 1: Write the proportion equation
1,997,333.93 : 2,755,966.52 = 1,181,571.99 : x - Step 2: Convert to fraction form
1,997,333.93/2,755,966.52 = 1,181,571.99/x - Step 3: Cross multiply
1,997,333.93x = 2,755,966.52 × 1,181,571.99 - Step 4: Simplify right side
1,997,333.93x = 3,256,372,839,501.92 - Step 5: Solve for x
x = 3,256,372,839,501.92/1,997,333.93 - Step 6: Final answer
x = 1,630,359.75
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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.