Finding the Fourth Proportional to 797,042.55, 1,190,484.12 and 721,024.14
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Solution
The fourth proportional to 797,042.55, 1,190,484.12 and 721,024.14 is: 1,076,940.98
Step by Step Solution
- Step 1: Write the proportion equation
797,042.55 : 1,190,484.12 = 721,024.14 : x - Step 2: Convert to fraction form
797,042.55/1,190,484.12 = 721,024.14/x - Step 3: Cross multiply
797,042.55x = 1,190,484.12 × 721,024.14 - Step 4: Simplify right side
797,042.55x = 858,367,788,806.66 - Step 5: Solve for x
x = 858,367,788,806.66/797,042.55 - Step 6: Final answer
x = 1,076,940.98
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.