Finding the Fourth Proportional to 1,444,805.80, 2,166,431.10 and 602,405.80
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Solution
The fourth proportional to 1,444,805.80, 2,166,431.10 and 602,405.80 is: 903,284.48
Step by Step Solution
- Step 1: Write the proportion equation
1,444,805.80 : 2,166,431.10 = 602,405.80 : x - Step 2: Convert to fraction form
1,444,805.80/2,166,431.10 = 602,405.80/x - Step 3: Cross multiply
1,444,805.80x = 2,166,431.10 × 602,405.80 - Step 4: Simplify right side
1,444,805.80x = 1,305,070,659,940.38 - Step 5: Solve for x
x = 1,305,070,659,940.38/1,444,805.80 - Step 6: Final answer
x = 903,284.48
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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.