Finding the Fourth Proportional to 3,929,767, 5,894,650.18 and 1,089,879.12
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Solution
The fourth proportional to 3,929,767, 5,894,650.18 and 1,089,879.12 is: 1,634,818.59
Step by Step Solution
- Step 1: Write the proportion equation
3,929,767 : 5,894,650.18 = 1,089,879.12 : x - Step 2: Convert to fraction form
3,929,767/5,894,650.18 = 1,089,879.12/x - Step 3: Cross multiply
3,929,767x = 5,894,650.18 × 1,089,879.12 - Step 4: Simplify right side
3,929,767x = 6,424,456,150,886.24 - Step 5: Solve for x
x = 6,424,456,150,886.24/3,929,767 - Step 6: Final answer
x = 1,634,818.59
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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.