Finding the Fourth Proportional to 3,553,859.93, 5,330,785.80 and 1,157,700.74
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Solution
The fourth proportional to 3,553,859.93, 5,330,785.80 and 1,157,700.74 is: 1,736,549.78
Step by Step Solution
- Step 1: Write the proportion equation
3,553,859.93 : 5,330,785.80 = 1,157,700.74 : x - Step 2: Convert to fraction form
3,553,859.93/5,330,785.80 = 1,157,700.74/x - Step 3: Cross multiply
3,553,859.93x = 5,330,785.80 × 1,157,700.74 - Step 4: Simplify right side
3,553,859.93x = 6,171,454,665,441.49 - Step 5: Solve for x
x = 6,171,454,665,441.49/3,553,859.93 - Step 6: Final answer
x = 1,736,549.78
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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.