Finding the Fourth Proportional to 1,545,226.68, 2,132,406.12 and 866,163.20
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Solution
The fourth proportional to 1,545,226.68, 2,132,406.12 and 866,163.20 is: 1,195,301.46
Step by Step Solution
- Step 1: Write the proportion equation
1,545,226.68 : 2,132,406.12 = 866,163.20 : x - Step 2: Convert to fraction form
1,545,226.68/2,132,406.12 = 866,163.20/x - Step 3: Cross multiply
1,545,226.68x = 2,132,406.12 × 866,163.20 - Step 4: Simplify right side
1,545,226.68x = 1,847,011,708,598.78 - Step 5: Solve for x
x = 1,847,011,708,598.78/1,545,226.68 - Step 6: Final answer
x = 1,195,301.46
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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.