Finding the Fourth Proportional to 4,649,895.90, 6,974,974.74 and 1,284,102.90
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Solution
The fourth proportional to 4,649,895.90, 6,974,974.74 and 1,284,102.90 is: 1,926,190.50
Step by Step Solution
- Step 1: Write the proportion equation
4,649,895.90 : 6,974,974.74 = 1,284,102.90 : x - Step 2: Convert to fraction form
4,649,895.90/6,974,974.74 = 1,284,102.90/x - Step 3: Cross multiply
4,649,895.90x = 6,974,974.74 × 1,284,102.90 - Step 4: Simplify right side
4,649,895.90x = 8,956,585,291,060.75 - Step 5: Solve for x
x = 8,956,585,291,060.75/4,649,895.90 - Step 6: Final answer
x = 1,926,190.50
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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.