Finding the Fourth Proportional to 1,317,226.08, 1,817,771.28 and 713,614.08
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Solution
The fourth proportional to 1,317,226.08, 1,817,771.28 and 713,614.08 is: 984,787.05
Step by Step Solution
- Step 1: Write the proportion equation
1,317,226.08 : 1,817,771.28 = 713,614.08 : x - Step 2: Convert to fraction form
1,317,226.08/1,817,771.28 = 713,614.08/x - Step 3: Cross multiply
1,317,226.08x = 1,817,771.28 × 713,614.08 - Step 4: Simplify right side
1,317,226.08x = 1,297,187,179,627.62 - Step 5: Solve for x
x = 1,297,187,179,627.62/1,317,226.08 - Step 6: Final answer
x = 984,787.05
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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.