Finding the Fourth Proportional to 1,523,220.22, 2,102,275.44 and 972,173.80
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Solution
The fourth proportional to 1,523,220.22, 2,102,275.44 and 972,173.80 is: 1,341,747.62
Step by Step Solution
- Step 1: Write the proportion equation
1,523,220.22 : 2,102,275.44 = 972,173.80 : x - Step 2: Convert to fraction form
1,523,220.22/2,102,275.44 = 972,173.80/x - Step 3: Cross multiply
1,523,220.22x = 2,102,275.44 × 972,173.80 - Step 4: Simplify right side
1,523,220.22x = 2,043,777,103,151.47 - Step 5: Solve for x
x = 2,043,777,103,151.47/1,523,220.22 - Step 6: Final answer
x = 1,341,747.62
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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.