Finding the Fourth Proportional to 1,453,546.49, 2,006,335.09 and 841,849.60
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Solution
The fourth proportional to 1,453,546.49, 2,006,335.09 and 841,849.60 is: 1,162,007.82
Step by Step Solution
- Step 1: Write the proportion equation
1,453,546.49 : 2,006,335.09 = 841,849.60 : x - Step 2: Convert to fraction form
1,453,546.49/2,006,335.09 = 841,849.60/x - Step 3: Cross multiply
1,453,546.49x = 2,006,335.09 × 841,849.60 - Step 4: Simplify right side
1,453,546.49x = 1,689,032,391,074.09 - Step 5: Solve for x
x = 1,689,032,391,074.09/1,453,546.49 - Step 6: Final answer
x = 1,162,007.82
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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.