Finding the Fourth Proportional to 1,057,276.87, 1,459,043.49 and 573,841.88
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Solution
The fourth proportional to 1,057,276.87, 1,459,043.49 and 573,841.88 is: 791,902.56
Step by Step Solution
- Step 1: Write the proportion equation
1,057,276.87 : 1,459,043.49 = 573,841.88 : x - Step 2: Convert to fraction form
1,057,276.87/1,459,043.49 = 573,841.88/x - Step 3: Cross multiply
1,057,276.87x = 1,459,043.49 × 573,841.88 - Step 4: Simplify right side
1,057,276.87x = 837,260,259,631.46 - Step 5: Solve for x
x = 837,260,259,631.46/1,057,276.87 - Step 6: Final answer
x = 791,902.56
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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.