Finding the Fourth Proportional to 1,122,545.96, 1,683,833.34 and 374,591.96
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Solution
The fourth proportional to 1,122,545.96, 1,683,833.34 and 374,591.96 is: 561,892.75
Step by Step Solution
- Step 1: Write the proportion equation
1,122,545.96 : 1,683,833.34 = 374,591.96 : x - Step 2: Convert to fraction form
1,122,545.96/1,683,833.34 = 374,591.96/x - Step 3: Cross multiply
1,122,545.96x = 1,683,833.34 × 374,591.96 - Step 4: Simplify right side
1,122,545.96x = 630,750,431,143.95 - Step 5: Solve for x
x = 630,750,431,143.95/1,122,545.96 - Step 6: Final answer
x = 561,892.75
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1.5x scale
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.