Finding the Fourth Proportional to 3,389,102.12, 4,676,943.99 and 1,840,350.01
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Solution
The fourth proportional to 3,389,102.12, 4,676,943.99 and 1,840,350.01 is: 2,539,673.81
Step by Step Solution
- Step 1: Write the proportion equation
3,389,102.12 : 4,676,943.99 = 1,840,350.01 : x - Step 2: Convert to fraction form
3,389,102.12/4,676,943.99 = 1,840,350.01/x - Step 3: Cross multiply
3,389,102.12x = 4,676,943.99 × 1,840,350.01 - Step 4: Simplify right side
3,389,102.12x = 8,607,213,897,284.74 - Step 5: Solve for x
x = 8,607,213,897,284.74/3,389,102.12 - Step 6: Final answer
x = 2,539,673.81
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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.