Finding the Fourth Proportional to 5,237,797.04, 7,857,027.64 and 1,643,705.68
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Solution
The fourth proportional to 5,237,797.04, 7,857,027.64 and 1,643,705.68 is: 2,465,662.73
Step by Step Solution
- Step 1: Write the proportion equation
5,237,797.04 : 7,857,027.64 = 1,643,705.68 : x - Step 2: Convert to fraction form
5,237,797.04/7,857,027.64 = 1,643,705.68/x - Step 3: Cross multiply
5,237,797.04x = 7,857,027.64 × 1,643,705.68 - Step 4: Simplify right side
5,237,797.04x = 12,914,640,959,784.99 - Step 5: Solve for x
x = 12,914,640,959,784.99/5,237,797.04 - Step 6: Final answer
x = 2,465,662.73
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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.