Finding the Fourth Proportional to 3,241,580.73, 4,473,382.94 and 1,791,276.12
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Solution
The fourth proportional to 3,241,580.73, 4,473,382.94 and 1,791,276.12 is: 2,471,961.89
Step by Step Solution
- Step 1: Write the proportion equation
3,241,580.73 : 4,473,382.94 = 1,791,276.12 : x - Step 2: Convert to fraction form
3,241,580.73/4,473,382.94 = 1,791,276.12/x - Step 3: Cross multiply
3,241,580.73x = 4,473,382.94 × 1,791,276.12 - Step 4: Simplify right side
3,241,580.73x = 8,013,064,033,798.30 - Step 5: Solve for x
x = 8,013,064,033,798.30/3,241,580.73 - Step 6: Final answer
x = 2,471,961.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.