Finding the Fourth Proportional to 1,826,926.08, 2,521,163.39 and 1,011,186.42
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Solution
The fourth proportional to 1,826,926.08, 2,521,163.39 and 1,011,186.42 is: 1,395,440.25
Step by Step Solution
- Step 1: Write the proportion equation
1,826,926.08 : 2,521,163.39 = 1,011,186.42 : x - Step 2: Convert to fraction form
1,826,926.08/2,521,163.39 = 1,011,186.42/x - Step 3: Cross multiply
1,826,926.08x = 2,521,163.39 × 1,011,186.42 - Step 4: Simplify right side
1,826,926.08x = 2,549,366,177,513.23 - Step 5: Solve for x
x = 2,549,366,177,513.23/1,826,926.08 - Step 6: Final answer
x = 1,395,440.25
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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.