Finding the Fourth Proportional to 1,461,191.94, 2,016,432.63 and 816,604.74
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Solution
The fourth proportional to 1,461,191.94, 2,016,432.63 and 816,604.74 is: 1,126,907.70
Step by Step Solution
- Step 1: Write the proportion equation
1,461,191.94 : 2,016,432.63 = 816,604.74 : x - Step 2: Convert to fraction form
1,461,191.94/2,016,432.63 = 816,604.74/x - Step 3: Cross multiply
1,461,191.94x = 2,016,432.63 × 816,604.74 - Step 4: Simplify right side
1,461,191.94x = 1,646,628,443,548.67 - Step 5: Solve for x
x = 1,646,628,443,548.67/1,461,191.94 - Step 6: Final answer
x = 1,126,907.70
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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.