Finding the Fourth Proportional to 1,465,855.26, 2,022,935.88 and 821,253.42
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Solution
The fourth proportional to 1,465,855.26, 2,022,935.88 and 821,253.42 is: 1,133,360.88
Step by Step Solution
- Step 1: Write the proportion equation
1,465,855.26 : 2,022,935.88 = 821,253.42 : x - Step 2: Convert to fraction form
1,465,855.26/2,022,935.88 = 821,253.42/x - Step 3: Cross multiply
1,465,855.26x = 2,022,935.88 × 821,253.42 - Step 4: Simplify right side
1,465,855.26x = 1,661,343,009,890.71 - Step 5: Solve for x
x = 1,661,343,009,890.71/1,465,855.26 - Step 6: Final answer
x = 1,133,360.88
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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.