Finding the Fourth Proportional to 1,025,743.22, 1,415,529.99 and 560,606.52
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Solution
The fourth proportional to 1,025,743.22, 1,415,529.99 and 560,606.52 is: 773,639.38
Step by Step Solution
- Step 1: Write the proportion equation
1,025,743.22 : 1,415,529.99 = 560,606.52 : x - Step 2: Convert to fraction form
1,025,743.22/1,415,529.99 = 560,606.52/x - Step 3: Cross multiply
1,025,743.22x = 1,415,529.99 × 560,606.52 - Step 4: Simplify right side
1,025,743.22x = 793,555,341,649.54 - Step 5: Solve for x
x = 793,555,341,649.54/1,025,743.22 - Step 6: Final answer
x = 773,639.38
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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.