Finding the Fourth Proportional to 1,788,072.96, 2,467,505.56 and 972,269.70
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Solution
The fourth proportional to 1,788,072.96, 2,467,505.56 and 972,269.70 is: 1,341,713.09
Step by Step Solution
- Step 1: Write the proportion equation
1,788,072.96 : 2,467,505.56 = 972,269.70 : x - Step 2: Convert to fraction form
1,788,072.96/2,467,505.56 = 972,269.70/x - Step 3: Cross multiply
1,788,072.96x = 2,467,505.56 × 972,269.70 - Step 4: Simplify right side
1,788,072.96x = 2,399,080,890,569.53 - Step 5: Solve for x
x = 2,399,080,890,569.53/1,788,072.96 - Step 6: Final answer
x = 1,341,713.09
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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.