Finding the Fourth Proportional to 1,648,122.24, 2,472,893.72 and 889,813.12
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Solution
The fourth proportional to 1,648,122.24, 2,472,893.72 and 889,813.12 is: 1,335,103.20
Step by Step Solution
- Step 1: Write the proportion equation
1,648,122.24 : 2,472,893.72 = 889,813.12 : x - Step 2: Convert to fraction form
1,648,122.24/2,472,893.72 = 889,813.12/x - Step 3: Cross multiply
1,648,122.24x = 2,472,893.72 × 889,813.12 - Step 4: Simplify right side
1,648,122.24x = 2,200,413,276,421.61 - Step 5: Solve for x
x = 2,200,413,276,421.61/1,648,122.24 - Step 6: Final answer
x = 1,335,103.20
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.