Finding the Fourth Proportional to 1,273,376.54, 1,757,222.96 and 700,416.70
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Solution
The fourth proportional to 1,273,376.54, 1,757,222.96 and 700,416.70 is: 966,554.88
Step by Step Solution
- Step 1: Write the proportion equation
1,273,376.54 : 1,757,222.96 = 700,416.70 : x - Step 2: Convert to fraction form
1,273,376.54/1,757,222.96 = 700,416.70/x - Step 3: Cross multiply
1,273,376.54x = 1,757,222.96 × 700,416.70 - Step 4: Simplify right side
1,273,376.54x = 1,230,788,306,807.43 - Step 5: Solve for x
x = 1,230,788,306,807.43/1,273,376.54 - Step 6: Final answer
x = 966,554.88
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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.