Finding the Fourth Proportional to 5,449,548.35, 8,171,484.21 and 2,570,142.02
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Solution
The fourth proportional to 5,449,548.35, 8,171,484.21 and 2,570,142.02 is: 3,853,874.40
Step by Step Solution
- Step 1: Write the proportion equation
5,449,548.35 : 8,171,484.21 = 2,570,142.02 : x - Step 2: Convert to fraction form
5,449,548.35/8,171,484.21 = 2,570,142.02/x - Step 3: Cross multiply
5,449,548.35x = 8,171,484.21 × 2,570,142.02 - Step 4: Simplify right side
5,449,548.35x = 21,001,874,893,030.09 - Step 5: Solve for x
x = 21,001,874,893,030.09/5,449,548.35 - Step 6: Final answer
x = 3,853,874.40
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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.