Finding the Fourth Proportional to 4,063,343.09, 5,607,349.56 and 2,227,817.21
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Solution
The fourth proportional to 4,063,343.09, 5,607,349.56 and 2,227,817.21 is: 3,074,352.71
Step by Step Solution
- Step 1: Write the proportion equation
4,063,343.09 : 5,607,349.56 = 2,227,817.21 : x - Step 2: Convert to fraction form
4,063,343.09/5,607,349.56 = 2,227,817.21/x - Step 3: Cross multiply
4,063,343.09x = 5,607,349.56 × 2,227,817.21 - Step 4: Simplify right side
4,063,343.09x = 12,492,149,824,217.18 - Step 5: Solve for x
x = 12,492,149,824,217.18/4,063,343.09 - Step 6: Final answer
x = 3,074,352.71
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.