Finding the Fourth Proportional to 2,581,840.80, 3,562,986.08 and 1,435,921.68
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Solution
The fourth proportional to 2,581,840.80, 3,562,986.08 and 1,435,921.68 is: 1,981,597.38
Step by Step Solution
- Step 1: Write the proportion equation
2,581,840.80 : 3,562,986.08 = 1,435,921.68 : x - Step 2: Convert to fraction form
2,581,840.80/3,562,986.08 = 1,435,921.68/x - Step 3: Cross multiply
2,581,840.80x = 3,562,986.08 × 1,435,921.68 - Step 4: Simplify right side
2,581,840.80x = 5,116,168,957,810.21 - Step 5: Solve for x
x = 5,116,168,957,810.21/2,581,840.80 - Step 6: Final answer
x = 1,981,597.38
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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.