Finding the Fourth Proportional to 1,217,119.81, 1,825,147.14 and 577,606.84
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Solution
The fourth proportional to 1,217,119.81, 1,825,147.14 and 577,606.84 is: 866,157.52
Step by Step Solution
- Step 1: Write the proportion equation
1,217,119.81 : 1,825,147.14 = 577,606.84 : x - Step 2: Convert to fraction form
1,217,119.81/1,825,147.14 = 577,606.84/x - Step 3: Cross multiply
1,217,119.81x = 1,825,147.14 × 577,606.84 - Step 4: Simplify right side
1,217,119.81x = 1,054,217,472,070.44 - Step 5: Solve for x
x = 1,054,217,472,070.44/1,217,119.81 - Step 6: Final answer
x = 866,157.52
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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.