Finding the Fourth Proportional to 1,852,895.21, 2,558,591.19 and 1,165,712.48
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Solution
The fourth proportional to 1,852,895.21, 2,558,591.19 and 1,165,712.48 is: 1,609,687.19
Step by Step Solution
- Step 1: Write the proportion equation
1,852,895.21 : 2,558,591.19 = 1,165,712.48 : x - Step 2: Convert to fraction form
1,852,895.21/2,558,591.19 = 1,165,712.48/x - Step 3: Cross multiply
1,852,895.21x = 2,558,591.19 × 1,165,712.48 - Step 4: Simplify right side
1,852,895.21x = 2,982,581,668,608.10 - Step 5: Solve for x
x = 2,982,581,668,608.10/1,852,895.21 - Step 6: Final answer
x = 1,609,687.19
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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.