Finding the Fourth Proportional to 5,252,962.86, 7,879,685.94 and 1,609,431.84
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Solution
The fourth proportional to 5,252,962.86, 7,879,685.94 and 1,609,431.84 is: 2,414,221.80
Step by Step Solution
- Step 1: Write the proportion equation
5,252,962.86 : 7,879,685.94 = 1,609,431.84 : x - Step 2: Convert to fraction form
5,252,962.86/7,879,685.94 = 1,609,431.84/x - Step 3: Cross multiply
5,252,962.86x = 7,879,685.94 × 1,609,431.84 - Step 4: Simplify right side
5,252,962.86x = 12,681,817,441,036.33 - Step 5: Solve for x
x = 12,681,817,441,036.33/5,252,962.86 - Step 6: Final answer
x = 2,414,221.80
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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.