Finding the Fourth Proportional to 4,165,328.09, 5,748,685.11 and 2,329,888.34
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Solution
The fourth proportional to 4,165,328.09, 5,748,685.11 and 2,329,888.34 is: 3,215,543.68
Step by Step Solution
- Step 1: Write the proportion equation
4,165,328.09 : 5,748,685.11 = 2,329,888.34 : x - Step 2: Convert to fraction form
4,165,328.09/5,748,685.11 = 2,329,888.34/x - Step 3: Cross multiply
4,165,328.09x = 5,748,685.11 × 2,329,888.34 - Step 4: Simplify right side
4,165,328.09x = 13,393,794,408,120.62 - Step 5: Solve for x
x = 13,393,794,408,120.62/4,165,328.09 - Step 6: Final answer
x = 3,215,543.68
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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.