Finding the Fourth Proportional to 1,525,751.74, 2,288,627.16 and 1,189,044.26
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Solution
The fourth proportional to 1,525,751.74, 2,288,627.16 and 1,189,044.26 is: 1,783,566.03
Step by Step Solution
- Step 1: Write the proportion equation
1,525,751.74 : 2,288,627.16 = 1,189,044.26 : x - Step 2: Convert to fraction form
1,525,751.74/2,288,627.16 = 1,189,044.26/x - Step 3: Cross multiply
1,525,751.74x = 2,288,627.16 × 1,189,044.26 - Step 4: Simplify right side
1,525,751.74x = 2,721,278,980,558.40 - Step 5: Solve for x
x = 2,721,278,980,558.40/1,525,751.74 - Step 6: Final answer
x = 1,783,566.03
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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.