Finding the Fourth Proportional to 1,545,224.19, 2,132,402.67 and 866,160.69
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Solution
The fourth proportional to 1,545,224.19, 2,132,402.67 and 866,160.69 is: 1,195,297.99
Step by Step Solution
- Step 1: Write the proportion equation
1,545,224.19 : 2,132,402.67 = 866,160.69 : x - Step 2: Convert to fraction form
1,545,224.19/2,132,402.67 = 866,160.69/x - Step 3: Cross multiply
1,545,224.19x = 2,132,402.67 × 866,160.69 - Step 4: Simplify right side
1,545,224.19x = 1,847,003,368,005.04 - Step 5: Solve for x
x = 1,847,003,368,005.04/1,545,224.19 - Step 6: Final answer
x = 1,195,297.99
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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.