Finding the Fourth Proportional to 1,528,841.49, 2,293,262.69 and 449,354.23
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Solution
The fourth proportional to 1,528,841.49, 2,293,262.69 and 449,354.23 is: 674,031.48
Step by Step Solution
- Step 1: Write the proportion equation
1,528,841.49 : 2,293,262.69 = 449,354.23 : x - Step 2: Convert to fraction form
1,528,841.49/2,293,262.69 = 449,354.23/x - Step 3: Cross multiply
1,528,841.49x = 2,293,262.69 × 449,354.23 - Step 4: Simplify right side
1,528,841.49x = 1,030,487,295,172.35 - Step 5: Solve for x
x = 1,030,487,295,172.35/1,528,841.49 - Step 6: Final answer
x = 674,031.48
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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.