Finding the Fourth Proportional to 2,211,537.90, 3,317,457.51 and 751,989.99
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Solution
The fourth proportional to 2,211,537.90, 3,317,457.51 and 751,989.99 is: 1,128,036.21
Step by Step Solution
- Step 1: Write the proportion equation
2,211,537.90 : 3,317,457.51 = 751,989.99 : x - Step 2: Convert to fraction form
2,211,537.90/3,317,457.51 = 751,989.99/x - Step 3: Cross multiply
2,211,537.90x = 3,317,457.51 × 751,989.99 - Step 4: Simplify right side
2,211,537.90x = 2,494,694,839,770.32 - Step 5: Solve for x
x = 2,494,694,839,770.32/2,211,537.90 - Step 6: Final answer
x = 1,128,036.21
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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.