Finding the Fourth Proportional to 4,852,574.22, 7,278,228.84 and 1,440,792.20
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Solution
The fourth proportional to 4,852,574.22, 7,278,228.84 and 1,440,792.20 is: 2,161,000.51
Step by Step Solution
- Step 1: Write the proportion equation
4,852,574.22 : 7,278,228.84 = 1,440,792.20 : x - Step 2: Convert to fraction form
4,852,574.22/7,278,228.84 = 1,440,792.20/x - Step 3: Cross multiply
4,852,574.22x = 7,278,228.84 × 1,440,792.20 - Step 4: Simplify right side
4,852,574.22x = 10,486,415,342,487.05 - Step 5: Solve for x
x = 10,486,415,342,487.05/4,852,574.22 - Step 6: Final answer
x = 2,161,000.51
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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.