Finding the Fourth Proportional to 1,461,055.17, 2,016,250.26 and 816,475.20
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Solution
The fourth proportional to 1,461,055.17, 2,016,250.26 and 816,475.20 is: 1,126,732.49
Step by Step Solution
- Step 1: Write the proportion equation
1,461,055.17 : 2,016,250.26 = 816,475.20 : x - Step 2: Convert to fraction form
1,461,055.17/2,016,250.26 = 816,475.20/x - Step 3: Cross multiply
1,461,055.17x = 2,016,250.26 × 816,475.20 - Step 4: Simplify right side
1,461,055.17x = 1,646,218,334,283.55 - Step 5: Solve for x
x = 1,646,218,334,283.55/1,461,055.17 - Step 6: Final answer
x = 1,126,732.49
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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.