Finding the Fourth Proportional to 5,938,444.80, 8,195,149.08 and 3,222,190.80
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Solution
The fourth proportional to 5,938,444.80, 8,195,149.08 and 3,222,190.80 is: 4,446,674.99
Step by Step Solution
- Step 1: Write the proportion equation
5,938,444.80 : 8,195,149.08 = 3,222,190.80 : x - Step 2: Convert to fraction form
5,938,444.80/8,195,149.08 = 3,222,190.80/x - Step 3: Cross multiply
5,938,444.80x = 8,195,149.08 × 3,222,190.80 - Step 4: Simplify right side
5,938,444.80x = 26,406,333,970,204.46 - Step 5: Solve for x
x = 26,406,333,970,204.46/5,938,444.80 - Step 6: Final answer
x = 4,446,674.99
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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.