Finding the Fourth Proportional to 1,969,395.84, 2,952,910.72 and 769,889.44
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Solution
The fourth proportional to 1,969,395.84, 2,952,910.72 and 769,889.44 is: 1,154,371.68
Step by Step Solution
- Step 1: Write the proportion equation
1,969,395.84 : 2,952,910.72 = 769,889.44 : x - Step 2: Convert to fraction form
1,969,395.84/2,952,910.72 = 769,889.44/x - Step 3: Cross multiply
1,969,395.84x = 2,952,910.72 × 769,889.44 - Step 4: Simplify right side
1,969,395.84x = 2,273,414,780,590.80 - Step 5: Solve for x
x = 2,273,414,780,590.80/1,969,395.84 - Step 6: Final answer
x = 1,154,371.68
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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.