Finding the Fourth Proportional to 1,837,100.99, 2,536,436.49 and 1,642,906.19
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Solution
The fourth proportional to 1,837,100.99, 2,536,436.49 and 1,642,906.19 is: 2,268,316.89
Step by Step Solution
- Step 1: Write the proportion equation
1,837,100.99 : 2,536,436.49 = 1,642,906.19 : x - Step 2: Convert to fraction form
1,837,100.99/2,536,436.49 = 1,642,906.19/x - Step 3: Cross multiply
1,837,100.99x = 2,536,436.49 × 1,642,906.19 - Step 4: Simplify right side
1,837,100.99x = 4,167,127,209,962.87 - Step 5: Solve for x
x = 4,167,127,209,962.87/1,837,100.99 - Step 6: Final answer
x = 2,268,316.89
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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.