Finding the Fourth Proportional to 2,343,431.34, 3,233,805.18 and 1,310,739.66
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Solution
The fourth proportional to 2,343,431.34, 3,233,805.18 and 1,310,739.66 is: 1,808,747.98
Step by Step Solution
- Step 1: Write the proportion equation
2,343,431.34 : 3,233,805.18 = 1,310,739.66 : x - Step 2: Convert to fraction form
2,343,431.34/3,233,805.18 = 1,310,739.66/x - Step 3: Cross multiply
2,343,431.34x = 3,233,805.18 × 1,310,739.66 - Step 4: Simplify right side
2,343,431.34x = 4,238,676,702,139.44 - Step 5: Solve for x
x = 4,238,676,702,139.44/2,343,431.34 - Step 6: Final answer
x = 1,808,747.98
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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.