Finding the Fourth Proportional to 1,053,051.24, 1,579,574.94 and 343,078.44
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Solution
The fourth proportional to 1,053,051.24, 1,579,574.94 and 343,078.44 is: 514,617.03
Step by Step Solution
- Step 1: Write the proportion equation
1,053,051.24 : 1,579,574.94 = 343,078.44 : x - Step 2: Convert to fraction form
1,053,051.24/1,579,574.94 = 343,078.44/x - Step 3: Cross multiply
1,053,051.24x = 1,579,574.94 × 343,078.44 - Step 4: Simplify right side
1,053,051.24x = 541,918,106,278.29 - Step 5: Solve for x
x = 541,918,106,278.29/1,053,051.24 - Step 6: Final answer
x = 514,617.03
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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.