Finding the Fourth Proportional to 3,318,069.24, 4,578,860.24 and 1,847,967.84
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Solution
The fourth proportional to 3,318,069.24, 4,578,860.24 and 1,847,967.84 is: 2,550,153.68
Step by Step Solution
- Step 1: Write the proportion equation
3,318,069.24 : 4,578,860.24 = 1,847,967.84 : x - Step 2: Convert to fraction form
3,318,069.24/4,578,860.24 = 1,847,967.84/x - Step 3: Cross multiply
3,318,069.24x = 4,578,860.24 × 1,847,967.84 - Step 4: Simplify right side
3,318,069.24x = 8,461,586,467,374.68 - Step 5: Solve for x
x = 8,461,586,467,374.68/3,318,069.24 - Step 6: Final answer
x = 2,550,153.68
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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.