Finding the Fourth Proportional to 3,244,729.19, 4,862,836.42 and 2,387,789.69
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Solution
The fourth proportional to 3,244,729.19, 4,862,836.42 and 2,387,789.69 is: 3,578,551.54
Step by Step Solution
- Step 1: Write the proportion equation
3,244,729.19 : 4,862,836.42 = 2,387,789.69 : x - Step 2: Convert to fraction form
3,244,729.19/4,862,836.42 = 2,387,789.69/x - Step 3: Cross multiply
3,244,729.19x = 4,862,836.42 × 2,387,789.69 - Step 4: Simplify right side
3,244,729.19x = 11,611,430,637,548.86 - Step 5: Solve for x
x = 11,611,430,637,548.86/3,244,729.19 - Step 6: Final answer
x = 3,578,551.54
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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.