Finding the Fourth Proportional to 1,266,523.86, 1,747,750.42 and 693,554.16
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Solution
The fourth proportional to 1,266,523.86, 1,747,750.42 and 693,554.16 is: 957,075.99
Step by Step Solution
- Step 1: Write the proportion equation
1,266,523.86 : 1,747,750.42 = 693,554.16 : x - Step 2: Convert to fraction form
1,266,523.86/1,747,750.42 = 693,554.16/x - Step 3: Cross multiply
1,266,523.86x = 1,747,750.42 × 693,554.16 - Step 4: Simplify right side
1,266,523.86x = 1,212,159,574,432.75 - Step 5: Solve for x
x = 1,212,159,574,432.75/1,266,523.86 - Step 6: Final answer
x = 957,075.99
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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.