Finding the Fourth Proportional to 1,790,261.44, 2,470,625.99 and 974,425.69
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Solution
The fourth proportional to 1,790,261.44, 2,470,625.99 and 974,425.69 is: 1,344,742.94
Step by Step Solution
- Step 1: Write the proportion equation
1,790,261.44 : 2,470,625.99 = 974,425.69 : x - Step 2: Convert to fraction form
1,790,261.44/2,470,625.99 = 974,425.69/x - Step 3: Cross multiply
1,790,261.44x = 2,470,625.99 × 974,425.69 - Step 4: Simplify right side
1,790,261.44x = 2,407,441,435,037.68 - Step 5: Solve for x
x = 2,407,441,435,037.68/1,790,261.44 - Step 6: Final answer
x = 1,344,742.94
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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.