Finding the Fourth Proportional to 1,556,183.98, 2,147,550.29 and 877,120.48
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Solution
The fourth proportional to 1,556,183.98, 2,147,550.29 and 877,120.48 is: 1,210,435.50
Step by Step Solution
- Step 1: Write the proportion equation
1,556,183.98 : 2,147,550.29 = 877,120.48 : x - Step 2: Convert to fraction form
1,556,183.98/2,147,550.29 = 877,120.48/x - Step 3: Cross multiply
1,556,183.98x = 2,147,550.29 × 877,120.48 - Step 4: Simplify right side
1,556,183.98x = 1,883,660,326,065.59 - Step 5: Solve for x
x = 1,883,660,326,065.59/1,556,183.98 - Step 6: Final answer
x = 1,210,435.50
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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.