Finding the Fourth Proportional to 2,233,703.49, 3,081,486.98 and 1,315,493.07
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Solution
The fourth proportional to 2,233,703.49, 3,081,486.98 and 1,315,493.07 is: 1,814,777.47
Step by Step Solution
- Step 1: Write the proportion equation
2,233,703.49 : 3,081,486.98 = 1,315,493.07 : x - Step 2: Convert to fraction form
2,233,703.49/3,081,486.98 = 1,315,493.07/x - Step 3: Cross multiply
2,233,703.49x = 3,081,486.98 × 1,315,493.07 - Step 4: Simplify right side
2,233,703.49x = 4,053,674,760,907.76 - Step 5: Solve for x
x = 4,053,674,760,907.76/2,233,703.49 - Step 6: Final answer
x = 1,814,777.47
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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.