Finding the Fourth Proportional to 1,713,620.21, 2,364,821.71 and 939,244.95
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Solution
The fourth proportional to 1,713,620.21, 2,364,821.71 and 939,244.95 is: 1,296,172.19
Step by Step Solution
- Step 1: Write the proportion equation
1,713,620.21 : 2,364,821.71 = 939,244.95 : x - Step 2: Convert to fraction form
1,713,620.21/2,364,821.71 = 939,244.95/x - Step 3: Cross multiply
1,713,620.21x = 2,364,821.71 × 939,244.95 - Step 4: Simplify right side
1,713,620.21x = 2,221,146,846,419.75 - Step 5: Solve for x
x = 2,221,146,846,419.75/1,713,620.21 - Step 6: Final answer
x = 1,296,172.19
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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.