Finding the Fourth Proportional to 2,031,092.24, 2,803,194.42 and 1,256,972.54
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Solution
The fourth proportional to 2,031,092.24, 2,803,194.42 and 1,256,972.54 is: 1,734,799.80
Step by Step Solution
- Step 1: Write the proportion equation
2,031,092.24 : 2,803,194.42 = 1,256,972.54 : x - Step 2: Convert to fraction form
2,031,092.24/2,803,194.42 = 1,256,972.54/x - Step 3: Cross multiply
2,031,092.24x = 2,803,194.42 × 1,256,972.54 - Step 4: Simplify right side
2,031,092.24x = 3,523,538,410,221.23 - Step 5: Solve for x
x = 3,523,538,410,221.23/2,031,092.24 - Step 6: Final answer
x = 1,734,799.80
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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.