Finding the Fourth Proportional to 3,257,677.97, 4,887,872.25 and 1,435,110.13
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Solution
The fourth proportional to 3,257,677.97, 4,887,872.25 and 1,435,110.13 is: 2,153,262.25
Step by Step Solution
- Step 1: Write the proportion equation
3,257,677.97 : 4,887,872.25 = 1,435,110.13 : x - Step 2: Convert to fraction form
3,257,677.97/4,887,872.25 = 1,435,110.13/x - Step 3: Cross multiply
3,257,677.97x = 4,887,872.25 × 1,435,110.13 - Step 4: Simplify right side
3,257,677.97x = 7,014,634,980,120.89 - Step 5: Solve for x
x = 7,014,634,980,120.89/3,257,677.97 - Step 6: Final answer
x = 2,153,262.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.