Finding the Fourth Proportional to 4,161,707.39, 6,242,420.37 and 1,465,962.15
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Solution
The fourth proportional to 4,161,707.39, 6,242,420.37 and 1,465,962.15 is: 2,198,893.66
Step by Step Solution
- Step 1: Write the proportion equation
4,161,707.39 : 6,242,420.37 = 1,465,962.15 : x - Step 2: Convert to fraction form
4,161,707.39/6,242,420.37 = 1,465,962.15/x - Step 3: Cross multiply
4,161,707.39x = 6,242,420.37 × 1,465,962.15 - Step 4: Simplify right side
4,161,707.39x = 9,151,151,972,355.78 - Step 5: Solve for x
x = 9,151,151,972,355.78/4,161,707.39 - Step 6: Final answer
x = 2,198,893.66
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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.