Finding the Fourth Proportional to 1,190,753.19, 1,643,250.96 and 646,893.27
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Solution
The fourth proportional to 1,190,753.19, 1,643,250.96 and 646,893.27 is: 892,718.99
Step by Step Solution
- Step 1: Write the proportion equation
1,190,753.19 : 1,643,250.96 = 646,893.27 : x - Step 2: Convert to fraction form
1,190,753.19/1,643,250.96 = 646,893.27/x - Step 3: Cross multiply
1,190,753.19x = 1,643,250.96 × 646,893.27 - Step 4: Simplify right side
1,190,753.19x = 1,063,007,986,945.04 - Step 5: Solve for x
x = 1,063,007,986,945.04/1,190,753.19 - Step 6: Final answer
x = 892,718.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.