Finding the Fourth Proportional to 3,569,457, 5,352,173.40 and 1,172,658.09
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Solution
The fourth proportional to 3,569,457, 5,352,173.40 and 1,172,658.09 is: 1,758,326.11
Step by Step Solution
- Step 1: Write the proportion equation
3,569,457 : 5,352,173.40 = 1,172,658.09 : x - Step 2: Convert to fraction form
3,569,457/5,352,173.40 = 1,172,658.09/x - Step 3: Cross multiply
3,569,457x = 5,352,173.40 × 1,172,658.09 - Step 4: Simplify right side
3,569,457x = 6,276,269,436,592.81 - Step 5: Solve for x
x = 6,276,269,436,592.81/3,569,457 - Step 6: Final answer
x = 1,758,326.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.