Finding the Fourth Proportional to 2,486,341.09, 3,729,142.11 and 689,037.17
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Solution
The fourth proportional to 2,486,341.09, 3,729,142.11 and 689,037.17 is: 1,033,453.35
Step by Step Solution
- Step 1: Write the proportion equation
2,486,341.09 : 3,729,142.11 = 689,037.17 : x - Step 2: Convert to fraction form
2,486,341.09/3,729,142.11 = 689,037.17/x - Step 3: Cross multiply
2,486,341.09x = 3,729,142.11 × 689,037.17 - Step 4: Simplify right side
2,486,341.09x = 2,569,517,526,002.23 - Step 5: Solve for x
x = 2,569,517,526,002.23/2,486,341.09 - Step 6: Final answer
x = 1,033,453.35
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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.