Finding the Fourth Proportional to 1,832,679.92, 2,747,915.04 and 821,619.02
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Solution
The fourth proportional to 1,832,679.92, 2,747,915.04 and 821,619.02 is: 1,231,933.21
Step by Step Solution
- Step 1: Write the proportion equation
1,832,679.92 : 2,747,915.04 = 821,619.02 : x - Step 2: Convert to fraction form
1,832,679.92/2,747,915.04 = 821,619.02/x - Step 3: Cross multiply
1,832,679.92x = 2,747,915.04 × 821,619.02 - Step 4: Simplify right side
1,832,679.92x = 2,257,739,262,208.06 - Step 5: Solve for x
x = 2,257,739,262,208.06/1,832,679.92 - Step 6: Final answer
x = 1,231,933.21
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.