Finding the Fourth Proportional to 1,447,221.18, 2,170,935.48 and 382,252.62
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Solution
The fourth proportional to 1,447,221.18, 2,170,935.48 and 382,252.62 is: 573,406.32
Step by Step Solution
- Step 1: Write the proportion equation
1,447,221.18 : 2,170,935.48 = 382,252.62 : x - Step 2: Convert to fraction form
1,447,221.18/2,170,935.48 = 382,252.62/x - Step 3: Cross multiply
1,447,221.18x = 2,170,935.48 × 382,252.62 - Step 4: Simplify right side
1,447,221.18x = 829,845,775,080.96 - Step 5: Solve for x
x = 829,845,775,080.96/1,447,221.18 - Step 6: Final answer
x = 573,406.32
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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.