Finding the Fourth Proportional to 4,427,245.98, 6,625,869.64 and 2,722,469.05
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Solution
The fourth proportional to 4,427,245.98, 6,625,869.64 and 2,722,469.05 is: 4,074,479.96
Step by Step Solution
- Step 1: Write the proportion equation
4,427,245.98 : 6,625,869.64 = 2,722,469.05 : x - Step 2: Convert to fraction form
4,427,245.98/6,625,869.64 = 2,722,469.05/x - Step 3: Cross multiply
4,427,245.98x = 6,625,869.64 × 2,722,469.05 - Step 4: Simplify right side
4,427,245.98x = 18,038,725,025,710.81 - Step 5: Solve for x
x = 18,038,725,025,710.81/4,427,245.98 - Step 6: Final answer
x = 4,074,479.96
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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.