Finding the Fourth Proportional to 1,975,092.05, 2,726,801.69 and 1,250,560.82
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Solution
The fourth proportional to 1,975,092.05, 2,726,801.69 and 1,250,560.82 is: 1,726,517.68
Step by Step Solution
- Step 1: Write the proportion equation
1,975,092.05 : 2,726,801.69 = 1,250,560.82 : x - Step 2: Convert to fraction form
1,975,092.05/2,726,801.69 = 1,250,560.82/x - Step 3: Cross multiply
1,975,092.05x = 2,726,801.69 × 1,250,560.82 - Step 4: Simplify right side
1,975,092.05x = 3,410,031,357,987.99 - Step 5: Solve for x
x = 3,410,031,357,987.99/1,975,092.05 - Step 6: Final answer
x = 1,726,517.68
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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.