Finding the Fourth Proportional to 3,313,406.16, 4,970,115.72 and 917,257.68
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Solution
The fourth proportional to 3,313,406.16, 4,970,115.72 and 917,257.68 is: 1,375,888.31
Step by Step Solution
- Step 1: Write the proportion equation
3,313,406.16 : 4,970,115.72 = 917,257.68 : x - Step 2: Convert to fraction form
3,313,406.16/4,970,115.72 = 917,257.68/x - Step 3: Cross multiply
3,313,406.16x = 4,970,115.72 × 917,257.68 - Step 4: Simplify right side
3,313,406.16x = 4,558,876,814,658.73 - Step 5: Solve for x
x = 4,558,876,814,658.73/3,313,406.16 - Step 6: Final answer
x = 1,375,888.31
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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.