Finding the Fourth Proportional to 4,117,767.12, 6,177,476.24 and 1,422,191.20
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Solution
The fourth proportional to 4,117,767.12, 6,177,476.24 and 1,422,191.20 is: 2,133,571.93
Step by Step Solution
- Step 1: Write the proportion equation
4,117,767.12 : 6,177,476.24 = 1,422,191.20 : x - Step 2: Convert to fraction form
4,117,767.12/6,177,476.24 = 1,422,191.20/x - Step 3: Cross multiply
4,117,767.12x = 6,177,476.24 × 1,422,191.20 - Step 4: Simplify right side
4,117,767.12x = 8,785,552,346,737.09 - Step 5: Solve for x
x = 8,785,552,346,737.09/4,117,767.12 - Step 6: Final answer
x = 2,133,571.93
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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.