Finding the Fourth Proportional to 996,415.70, 1,494,623.55 and 677,551.10
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Solution
The fourth proportional to 996,415.70, 1,494,623.55 and 677,551.10 is: 1,016,326.65
Step by Step Solution
- Step 1: Write the proportion equation
996,415.70 : 1,494,623.55 = 677,551.10 : x - Step 2: Convert to fraction form
996,415.70/1,494,623.55 = 677,551.10/x - Step 3: Cross multiply
996,415.70x = 1,494,623.55 × 677,551.10 - Step 4: Simplify right side
996,415.70x = 1,012,683,830,388.41 - Step 5: Solve for x
x = 1,012,683,830,388.41/996,415.70 - Step 6: Final answer
x = 1,016,326.65
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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.