Finding the Fourth Proportional to 2,650,591.76, 3,657,716.19 and 1,619,823.42
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Solution
The fourth proportional to 2,650,591.76, 3,657,716.19 and 1,619,823.42 is: 2,235,294.94
Step by Step Solution
- Step 1: Write the proportion equation
2,650,591.76 : 3,657,716.19 = 1,619,823.42 : x - Step 2: Convert to fraction form
2,650,591.76/3,657,716.19 = 1,619,823.42/x - Step 3: Cross multiply
2,650,591.76x = 3,657,716.19 × 1,619,823.42 - Step 4: Simplify right side
2,650,591.76x = 5,924,854,348,275.17 - Step 5: Solve for x
x = 5,924,854,348,275.17/2,650,591.76 - Step 6: Final answer
x = 2,235,294.94
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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.