Finding the Fourth Proportional to 970,818.70, 1,339,736.02 and 541,126.08
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Solution
The fourth proportional to 970,818.70, 1,339,736.02 and 541,126.08 is: 746,757.45
Step by Step Solution
- Step 1: Write the proportion equation
970,818.70 : 1,339,736.02 = 541,126.08 : x - Step 2: Convert to fraction form
970,818.70/1,339,736.02 = 541,126.08/x - Step 3: Cross multiply
970,818.70x = 1,339,736.02 × 541,126.08 - Step 4: Simplify right side
970,818.70x = 724,966,100,737.40 - Step 5: Solve for x
x = 724,966,100,737.40/970,818.70 - Step 6: Final answer
x = 746,757.45
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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.