Finding the Fourth Proportional to 1,975,858.14, 2,726,687 and 1,070,440.14
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Solution
The fourth proportional to 1,975,858.14, 2,726,687 and 1,070,440.14 is: 1,477,208.89
Step by Step Solution
- Step 1: Write the proportion equation
1,975,858.14 : 2,726,687 = 1,070,440.14 : x - Step 2: Convert to fraction form
1,975,858.14/2,726,687 = 1,070,440.14/x - Step 3: Cross multiply
1,975,858.14x = 2,726,687 × 1,070,440.14 - Step 4: Simplify right side
1,975,858.14x = 2,918,755,214,016.18 - Step 5: Solve for x
x = 2,918,755,214,016.18/1,975,858.14 - Step 6: Final answer
x = 1,477,208.89
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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.