Finding the Fourth Proportional to 1,689,367.23, 2,331,327.23 and 925,447.95
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Solution
The fourth proportional to 1,689,367.23, 2,331,327.23 and 925,447.95 is: 1,277,118.42
Step by Step Solution
- Step 1: Write the proportion equation
1,689,367.23 : 2,331,327.23 = 925,447.95 : x - Step 2: Convert to fraction form
1,689,367.23/2,331,327.23 = 925,447.95/x - Step 3: Cross multiply
1,689,367.23x = 2,331,327.23 × 925,447.95 - Step 4: Simplify right side
1,689,367.23x = 2,157,522,001,155.44 - Step 5: Solve for x
x = 2,157,522,001,155.44/1,689,367.23 - Step 6: Final answer
x = 1,277,118.42
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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.