Finding the Fourth Proportional to 1,144,785.08, 1,717,467.60 and 808,482.80
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Solution
The fourth proportional to 1,144,785.08, 1,717,467.60 and 808,482.80 is: 1,212,928.99
Step by Step Solution
- Step 1: Write the proportion equation
1,144,785.08 : 1,717,467.60 = 808,482.80 : x - Step 2: Convert to fraction form
1,144,785.08/1,717,467.60 = 808,482.80/x - Step 3: Cross multiply
1,144,785.08x = 1,717,467.60 × 808,482.80 - Step 4: Simplify right side
1,144,785.08x = 1,388,543,014,157.28 - Step 5: Solve for x
x = 1,388,543,014,157.28/1,144,785.08 - Step 6: Final answer
x = 1,212,928.99
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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.