Finding the Fourth Proportional to 1,025,905.74, 1,415,823.22 and 567,010.44
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Solution
The fourth proportional to 1,025,905.74, 1,415,823.22 and 567,010.44 is: 782,514.92
Step by Step Solution
- Step 1: Write the proportion equation
1,025,905.74 : 1,415,823.22 = 567,010.44 : x - Step 2: Convert to fraction form
1,025,905.74/1,415,823.22 = 567,010.44/x - Step 3: Cross multiply
1,025,905.74x = 1,415,823.22 × 567,010.44 - Step 4: Simplify right side
1,025,905.74x = 802,786,546,934.42 - Step 5: Solve for x
x = 802,786,546,934.42/1,025,905.74 - Step 6: Final answer
x = 782,514.92
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1.5x scale
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.