Finding the Fourth Proportional to 1,754,621.30, 2,629,963.65 and 996,825.80
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Solution
The fourth proportional to 1,754,621.30, 2,629,963.65 and 996,825.80 is: 1,494,120.48
Step by Step Solution
- Step 1: Write the proportion equation
1,754,621.30 : 2,629,963.65 = 996,825.80 : x - Step 2: Convert to fraction form
1,754,621.30/2,629,963.65 = 996,825.80/x - Step 3: Cross multiply
1,754,621.30x = 2,629,963.65 × 996,825.80 - Step 4: Simplify right side
1,754,621.30x = 2,621,615,619,382.17 - Step 5: Solve for x
x = 2,621,615,619,382.17/1,754,621.30 - Step 6: Final answer
x = 1,494,120.48
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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.