Finding the Fourth Proportional to 2,456,545.48, 3,389,986.96 and 1,368,793.85
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Solution
The fourth proportional to 2,456,545.48, 3,389,986.96 and 1,368,793.85 is: 1,888,909.99
Step by Step Solution
- Step 1: Write the proportion equation
2,456,545.48 : 3,389,986.96 = 1,368,793.85 : x - Step 2: Convert to fraction form
2,456,545.48/3,389,986.96 = 1,368,793.85/x - Step 3: Cross multiply
2,456,545.48x = 3,389,986.96 × 1,368,793.85 - Step 4: Simplify right side
2,456,545.48x = 4,640,193,282,056.28 - Step 5: Solve for x
x = 4,640,193,282,056.28/2,456,545.48 - Step 6: Final answer
x = 1,888,909.99
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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.