Finding the Fourth Proportional to 3,490,557.12, 5,235,252.48 and 966,467.52
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Solution
The fourth proportional to 3,490,557.12, 5,235,252.48 and 966,467.52 is: 1,449,539.80
Step by Step Solution
- Step 1: Write the proportion equation
3,490,557.12 : 5,235,252.48 = 966,467.52 : x - Step 2: Convert to fraction form
3,490,557.12/5,235,252.48 = 966,467.52/x - Step 3: Cross multiply
3,490,557.12x = 5,235,252.48 × 966,467.52 - Step 4: Simplify right side
3,490,557.12x = 5,059,701,480,919.45 - Step 5: Solve for x
x = 5,059,701,480,919.45/3,490,557.12 - Step 6: Final answer
x = 1,449,539.80
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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.