Finding the Fourth Proportional to 3,231,335.16, 4,847,125.76 and 1,209,366.18
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Solution
The fourth proportional to 3,231,335.16, 4,847,125.76 and 1,209,366.18 is: 1,814,095.31
Step by Step Solution
- Step 1: Write the proportion equation
3,231,335.16 : 4,847,125.76 = 1,209,366.18 : x - Step 2: Convert to fraction form
3,231,335.16/4,847,125.76 = 1,209,366.18/x - Step 3: Cross multiply
3,231,335.16x = 4,847,125.76 × 1,209,366.18 - Step 4: Simplify right side
3,231,335.16x = 5,861,949,962,839.09 - Step 5: Solve for x
x = 5,861,949,962,839.09/3,231,335.16 - Step 6: Final answer
x = 1,814,095.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.