Finding the Fourth Proportional to 1,484,649.48, 2,228,093.76 and 1,086,317.88
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Solution
The fourth proportional to 1,484,649.48, 2,228,093.76 and 1,086,317.88 is: 1,630,295.99
Step by Step Solution
- Step 1: Write the proportion equation
1,484,649.48 : 2,228,093.76 = 1,086,317.88 : x - Step 2: Convert to fraction form
1,484,649.48/2,228,093.76 = 1,086,317.88/x - Step 3: Cross multiply
1,484,649.48x = 2,228,093.76 × 1,086,317.88 - Step 4: Simplify right side
1,484,649.48x = 2,420,418,089,804.43 - Step 5: Solve for x
x = 2,420,418,089,804.43/1,484,649.48 - Step 6: Final answer
x = 1,630,295.99
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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.