Finding the Fourth Proportional to 1,195,028.55, 1,649,118.09 and 651,169.05
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Solution
The fourth proportional to 1,195,028.55, 1,649,118.09 and 651,169.05 is: 898,601.68
Step by Step Solution
- Step 1: Write the proportion equation
1,195,028.55 : 1,649,118.09 = 651,169.05 : x - Step 2: Convert to fraction form
1,195,028.55/1,649,118.09 = 651,169.05/x - Step 3: Cross multiply
1,195,028.55x = 1,649,118.09 × 651,169.05 - Step 4: Simplify right side
1,195,028.55x = 1,073,854,660,003.11 - Step 5: Solve for x
x = 1,073,854,660,003.11/1,195,028.55 - Step 6: Final answer
x = 898,601.68
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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.