Finding the Fourth Proportional to 1,660,922.32, 2,489,808.84 and 538,204
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Solution
The fourth proportional to 1,660,922.32, 2,489,808.84 and 538,204 is: 806,795.75
Step by Step Solution
- Step 1: Write the proportion equation
1,660,922.32 : 2,489,808.84 = 538,204 : x - Step 2: Convert to fraction form
1,660,922.32/2,489,808.84 = 538,204/x - Step 3: Cross multiply
1,660,922.32x = 2,489,808.84 × 538,204 - Step 4: Simplify right side
1,660,922.32x = 1,340,025,076,923.36 - Step 5: Solve for x
x = 1,340,025,076,923.36/1,660,922.32 - Step 6: Final answer
x = 806,795.75
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.