Finding the Fourth Proportional to 1,545,232.68, 2,132,414.40 and 866,169.20
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Solution
The fourth proportional to 1,545,232.68, 2,132,414.40 and 866,169.20 is: 1,195,309.74
Step by Step Solution
- Step 1: Write the proportion equation
1,545,232.68 : 2,132,414.40 = 866,169.20 : x - Step 2: Convert to fraction form
1,545,232.68/2,132,414.40 = 866,169.20/x - Step 3: Cross multiply
1,545,232.68x = 2,132,414.40 × 866,169.20 - Step 4: Simplify right side
1,545,232.68x = 1,847,031,674,916.48 - Step 5: Solve for x
x = 1,847,031,674,916.48/1,545,232.68 - Step 6: Final answer
x = 1,195,309.74
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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.