Finding the Fourth Proportional to 2,436,452.64, 3,362,263.80 and 1,348,700.92
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Solution
The fourth proportional to 2,436,452.64, 3,362,263.80 and 1,348,700.92 is: 1,861,184.66
Step by Step Solution
- Step 1: Write the proportion equation
2,436,452.64 : 3,362,263.80 = 1,348,700.92 : x - Step 2: Convert to fraction form
2,436,452.64/3,362,263.80 = 1,348,700.92/x - Step 3: Cross multiply
2,436,452.64x = 3,362,263.80 × 1,348,700.92 - Step 4: Simplify right side
2,436,452.64x = 4,534,688,280,342.70 - Step 5: Solve for x
x = 4,534,688,280,342.70/2,436,452.64 - Step 6: Final answer
x = 1,861,184.66
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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.