Finding the Fourth Proportional to 1,523,745.42, 2,102,789.17 and 835,415.62
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Solution
The fourth proportional to 1,523,745.42, 2,102,789.17 and 835,415.62 is: 1,152,884.80
Step by Step Solution
- Step 1: Write the proportion equation
1,523,745.42 : 2,102,789.17 = 835,415.62 : x - Step 2: Convert to fraction form
1,523,745.42/2,102,789.17 = 835,415.62/x - Step 3: Cross multiply
1,523,745.42x = 2,102,789.17 × 835,415.62 - Step 4: Simplify right side
1,523,745.42x = 1,756,702,921,688.49 - Step 5: Solve for x
x = 1,756,702,921,688.49/1,523,745.42 - Step 6: Final answer
x = 1,152,884.80
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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.