Finding the Fourth Proportional to 5,566,606.80, 8,348,743.80 and 2,728,755.60
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Solution
The fourth proportional to 5,566,606.80, 8,348,743.80 and 2,728,755.60 is: 4,092,561.63
Step by Step Solution
- Step 1: Write the proportion equation
5,566,606.80 : 8,348,743.80 = 2,728,755.60 : x - Step 2: Convert to fraction form
5,566,606.80/8,348,743.80 = 2,728,755.60/x - Step 3: Cross multiply
5,566,606.80x = 8,348,743.80 × 2,728,755.60 - Step 4: Simplify right side
5,566,606.80x = 22,781,681,397,215.28 - Step 5: Solve for x
x = 22,781,681,397,215.28/5,566,606.80 - Step 6: Final answer
x = 4,092,561.63
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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.