Finding the Fourth Proportional to 2,823,328.30, 3,896,214.49 and 1,534,175.63
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Solution
The fourth proportional to 2,823,328.30, 3,896,214.49 and 1,534,175.63 is: 2,117,174.02
Step by Step Solution
- Step 1: Write the proportion equation
2,823,328.30 : 3,896,214.49 = 1,534,175.63 : x - Step 2: Convert to fraction form
2,823,328.30/3,896,214.49 = 1,534,175.63/x - Step 3: Cross multiply
2,823,328.30x = 3,896,214.49 × 1,534,175.63 - Step 4: Simplify right side
2,823,328.30x = 5,977,477,331,469.14 - Step 5: Solve for x
x = 5,977,477,331,469.14/2,823,328.30 - Step 6: Final answer
x = 2,117,174.02
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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.