Finding the Fourth Proportional to 3,536,646.97, 4,880,572.82 and 1,927,014.97
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Solution
The fourth proportional to 3,536,646.97, 4,880,572.82 and 1,927,014.97 is: 2,659,280.66
Step by Step Solution
- Step 1: Write the proportion equation
3,536,646.97 : 4,880,572.82 = 1,927,014.97 : x - Step 2: Convert to fraction form
3,536,646.97/4,880,572.82 = 1,927,014.97/x - Step 3: Cross multiply
3,536,646.97x = 4,880,572.82 × 1,927,014.97 - Step 4: Simplify right side
3,536,646.97x = 9,404,936,876,680.04 - Step 5: Solve for x
x = 9,404,936,876,680.04/3,536,646.97 - Step 6: Final answer
x = 2,659,280.66
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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.