Finding the Fourth Proportional to 1,474,288.45, 2,034,516.22 and 829,713.26
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Solution
The fourth proportional to 1,474,288.45, 2,034,516.22 and 829,713.26 is: 1,145,003.26
Step by Step Solution
- Step 1: Write the proportion equation
1,474,288.45 : 2,034,516.22 = 829,713.26 : x - Step 2: Convert to fraction form
1,474,288.45/2,034,516.22 = 829,713.26/x - Step 3: Cross multiply
1,474,288.45x = 2,034,516.22 × 829,713.26 - Step 4: Simplify right side
1,474,288.45x = 1,688,065,085,419.08 - Step 5: Solve for x
x = 1,688,065,085,419.08/1,474,288.45 - Step 6: Final answer
x = 1,145,003.26
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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.