Finding the Fourth Proportional to 2,436,494.13, 3,362,321.21 and 1,348,742.70
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Solution
The fourth proportional to 2,436,494.13, 3,362,321.21 and 1,348,742.70 is: 1,861,242.40
Step by Step Solution
- Step 1: Write the proportion equation
2,436,494.13 : 3,362,321.21 = 1,348,742.70 : x - Step 2: Convert to fraction form
2,436,494.13/3,362,321.21 = 1,348,742.70/x - Step 3: Cross multiply
2,436,494.13x = 3,362,321.21 × 1,348,742.70 - Step 4: Simplify right side
2,436,494.13x = 4,534,906,180,298.95 - Step 5: Solve for x
x = 4,534,906,180,298.95/2,436,494.13 - Step 6: Final answer
x = 1,861,242.40
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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.