Finding the Fourth Proportional to 1,754,120.29, 2,420,686.14 and 949,304.29
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Solution
The fourth proportional to 1,754,120.29, 2,420,686.14 and 949,304.29 is: 1,310,039.99
Step by Step Solution
- Step 1: Write the proportion equation
1,754,120.29 : 2,420,686.14 = 949,304.29 : x - Step 2: Convert to fraction form
1,754,120.29/2,420,686.14 = 949,304.29/x - Step 3: Cross multiply
1,754,120.29x = 2,420,686.14 × 949,304.29 - Step 4: Simplify right side
1,754,120.29x = 2,297,967,725,342.11 - Step 5: Solve for x
x = 2,297,967,725,342.11/1,754,120.29 - Step 6: Final answer
x = 1,310,039.99
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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.