Finding the Fourth Proportional to 4,249,920.44, 6,376,758.74 and 2,227,680.81
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Solution
The fourth proportional to 4,249,920.44, 6,376,758.74 and 2,227,680.81 is: 3,342,505.65
Step by Step Solution
- Step 1: Write the proportion equation
4,249,920.44 : 6,376,758.74 = 2,227,680.81 : x - Step 2: Convert to fraction form
4,249,920.44/6,376,758.74 = 2,227,680.81/x - Step 3: Cross multiply
4,249,920.44x = 6,376,758.74 × 2,227,680.81 - Step 4: Simplify right side
4,249,920.44x = 14,205,383,075,097.78 - Step 5: Solve for x
x = 14,205,383,075,097.78/4,249,920.44 - Step 6: Final answer
x = 3,342,505.65
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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.