Finding the Fourth Proportional to 4,116,965.43, 5,681,592.97 and 2,281,419.44
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Solution
The fourth proportional to 4,116,965.43, 5,681,592.97 and 2,281,419.44 is: 3,148,458.95
Step by Step Solution
- Step 1: Write the proportion equation
4,116,965.43 : 5,681,592.97 = 2,281,419.44 : x - Step 2: Convert to fraction form
4,116,965.43/5,681,592.97 = 2,281,419.44/x - Step 3: Cross multiply
4,116,965.43x = 5,681,592.97 × 2,281,419.44 - Step 4: Simplify right side
4,116,965.43x = 12,962,096,651,925.34 - Step 5: Solve for x
x = 12,962,096,651,925.34/4,116,965.43 - Step 6: Final answer
x = 3,148,458.95
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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.