Finding the Fourth Proportional to 1,059,738.10, 1,462,431.52 and 576,302.09
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Solution
The fourth proportional to 1,059,738.10, 1,462,431.52 and 576,302.09 is: 795,293.05
Step by Step Solution
- Step 1: Write the proportion equation
1,059,738.10 : 1,462,431.52 = 576,302.09 : x - Step 2: Convert to fraction form
1,059,738.10/1,462,431.52 = 576,302.09/x - Step 3: Cross multiply
1,059,738.10x = 1,462,431.52 × 576,302.09 - Step 4: Simplify right side
1,059,738.10x = 842,802,348,529.92 - Step 5: Solve for x
x = 842,802,348,529.92/1,059,738.10 - Step 6: Final answer
x = 795,293.05
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1.5x scale
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.