Finding the Fourth Proportional to 2,715,369.51, 3,747,088.71 and 1,628,240.97
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Solution
The fourth proportional to 2,715,369.51, 3,747,088.71 and 1,628,240.97 is: 2,246,899.85
Step by Step Solution
- Step 1: Write the proportion equation
2,715,369.51 : 3,747,088.71 = 1,628,240.97 : x - Step 2: Convert to fraction form
2,715,369.51/3,747,088.71 = 1,628,240.97/x - Step 3: Cross multiply
2,715,369.51x = 3,747,088.71 × 1,628,240.97 - Step 4: Simplify right side
2,715,369.51x = 6,101,163,355,846.45 - Step 5: Solve for x
x = 6,101,163,355,846.45/2,715,369.51 - Step 6: Final answer
x = 2,246,899.85
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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.