Finding the Fourth Proportional to 3,854,229.60, 5,775,339.60 and 1,456,766.40
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Solution
The fourth proportional to 3,854,229.60, 5,775,339.60 and 1,456,766.40 is: 2,182,879.99
Step by Step Solution
- Step 1: Write the proportion equation
3,854,229.60 : 5,775,339.60 = 1,456,766.40 : x - Step 2: Convert to fraction form
3,854,229.60/5,775,339.60 = 1,456,766.40/x - Step 3: Cross multiply
3,854,229.60x = 5,775,339.60 × 1,456,766.40 - Step 4: Simplify right side
3,854,229.60x = 8,413,320,677,869.44 - Step 5: Solve for x
x = 8,413,320,677,869.44/3,854,229.60 - Step 6: Final answer
x = 2,182,879.99
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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.