Finding the Fourth Proportional to 3,164,797.12, 4,369,923.12 and 2,922,982.96
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Solution
The fourth proportional to 3,164,797.12, 4,369,923.12 and 2,922,982.96 is: 4,036,028.32
Step by Step Solution
- Step 1: Write the proportion equation
3,164,797.12 : 4,369,923.12 = 2,922,982.96 : x - Step 2: Convert to fraction form
3,164,797.12/4,369,923.12 = 2,922,982.96/x - Step 3: Cross multiply
3,164,797.12x = 4,369,923.12 × 2,922,982.96 - Step 4: Simplify right side
3,164,797.12x = 12,773,210,816,270.04 - Step 5: Solve for x
x = 12,773,210,816,270.04/3,164,797.12 - Step 6: Final answer
x = 4,036,028.32
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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.