Finding the Fourth Proportional to 3,718,674.97, 5,577,862.48 and 1,896,999.94
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Solution
The fourth proportional to 3,718,674.97, 5,577,862.48 and 1,896,999.94 is: 2,845,423.41
Step by Step Solution
- Step 1: Write the proportion equation
3,718,674.97 : 5,577,862.48 = 1,896,999.94 : x - Step 2: Convert to fraction form
3,718,674.97/5,577,862.48 = 1,896,999.94/x - Step 3: Cross multiply
3,718,674.97x = 5,577,862.48 × 1,896,999.94 - Step 4: Simplify right side
3,718,674.97x = 10,581,204,818,476.44 - Step 5: Solve for x
x = 10,581,204,818,476.44/3,718,674.97 - Step 6: Final answer
x = 2,845,423.41
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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.