Finding the Fourth Proportional to 2,343,143.21, 3,233,677.07 and 1,324,642.73
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Solution
The fourth proportional to 2,343,143.21, 3,233,677.07 and 1,324,642.73 is: 1,828,085.80
Step by Step Solution
- Step 1: Write the proportion equation
2,343,143.21 : 3,233,677.07 = 1,324,642.73 : x - Step 2: Convert to fraction form
2,343,143.21/3,233,677.07 = 1,324,642.73/x - Step 3: Cross multiply
2,343,143.21x = 3,233,677.07 × 1,324,642.73 - Step 4: Simplify right side
2,343,143.21x = 4,283,466,809,086.42 - Step 5: Solve for x
x = 4,283,466,809,086.42/2,343,143.21 - Step 6: Final answer
x = 1,828,085.80
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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.