Finding the Fourth Proportional to 1,414,808.98, 2,121,492.48 and 695,198.50
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Solution
The fourth proportional to 1,414,808.98, 2,121,492.48 and 695,198.50 is: 1,042,443.48
Step by Step Solution
- Step 1: Write the proportion equation
1,414,808.98 : 2,121,492.48 = 695,198.50 : x - Step 2: Convert to fraction form
1,414,808.98/2,121,492.48 = 695,198.50/x - Step 3: Cross multiply
1,414,808.98x = 2,121,492.48 × 695,198.50 - Step 4: Simplify right side
1,414,808.98x = 1,474,858,389,857.28 - Step 5: Solve for x
x = 1,474,858,389,857.28/1,414,808.98 - Step 6: Final answer
x = 1,042,443.48
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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.