Finding the Fourth Proportional to 1,647,675.62, 2,274,031.07 and 922,570.06
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Solution
The fourth proportional to 1,647,675.62, 2,274,031.07 and 922,570.06 is: 1,273,280.34
Step by Step Solution
- Step 1: Write the proportion equation
1,647,675.62 : 2,274,031.07 = 922,570.06 : x - Step 2: Convert to fraction form
1,647,675.62/2,274,031.07 = 922,570.06/x - Step 3: Cross multiply
1,647,675.62x = 2,274,031.07 × 922,570.06 - Step 4: Simplify right side
1,647,675.62x = 2,097,952,980,691.76 - Step 5: Solve for x
x = 2,097,952,980,691.76/1,647,675.62 - Step 6: Final answer
x = 1,273,280.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.