Finding the Fourth Proportional to 3,657,145.14, 5,480,490.78 and 2,056,348.62
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Solution
The fourth proportional to 3,657,145.14, 5,480,490.78 and 2,056,348.62 is: 3,081,583.92
Step by Step Solution
- Step 1: Write the proportion equation
3,657,145.14 : 5,480,490.78 = 2,056,348.62 : x - Step 2: Convert to fraction form
3,657,145.14/5,480,490.78 = 2,056,348.62/x - Step 3: Cross multiply
3,657,145.14x = 5,480,490.78 × 2,056,348.62 - Step 4: Simplify right side
3,657,145.14x = 11,269,799,652,375.72 - Step 5: Solve for x
x = 11,269,799,652,375.72/3,657,145.14 - Step 6: Final answer
x = 3,081,583.92
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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.