Finding the Fourth Proportional to 1,649,052.48, 2,276,140.32 and 970,207.68
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Solution
The fourth proportional to 1,649,052.48, 2,276,140.32 and 970,207.68 is: 1,339,150.12
Step by Step Solution
- Step 1: Write the proportion equation
1,649,052.48 : 2,276,140.32 = 970,207.68 : x - Step 2: Convert to fraction form
1,649,052.48/2,276,140.32 = 970,207.68/x - Step 3: Cross multiply
1,649,052.48x = 2,276,140.32 × 970,207.68 - Step 4: Simplify right side
1,649,052.48x = 2,208,328,819,221.66 - Step 5: Solve for x
x = 2,208,328,819,221.66/1,649,052.48 - Step 6: Final answer
x = 1,339,150.12
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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.