Finding the Fourth Proportional to 1,025,997.42, 1,415,851.70 and 560,830.62
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Solution
The fourth proportional to 1,025,997.42, 1,415,851.70 and 560,830.62 is: 773,932.73
Step by Step Solution
- Step 1: Write the proportion equation
1,025,997.42 : 1,415,851.70 = 560,830.62 : x - Step 2: Convert to fraction form
1,025,997.42/1,415,851.70 = 560,830.62/x - Step 3: Cross multiply
1,025,997.42x = 1,415,851.70 × 560,830.62 - Step 4: Simplify right side
1,025,997.42x = 794,052,986,739.05 - Step 5: Solve for x
x = 794,052,986,739.05/1,025,997.42 - Step 6: Final answer
x = 773,932.73
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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.