Finding the Fourth Proportional to 1,277,234.10, 1,762,586.73 and 704,261.70
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Solution
The fourth proportional to 1,277,234.10, 1,762,586.73 and 704,261.70 is: 971,883.17
Step by Step Solution
- Step 1: Write the proportion equation
1,277,234.10 : 1,762,586.73 = 704,261.70 : x - Step 2: Convert to fraction form
1,277,234.10/1,762,586.73 = 704,261.70/x - Step 3: Cross multiply
1,277,234.10x = 1,762,586.73 × 704,261.70 - Step 4: Simplify right side
1,277,234.10x = 1,241,322,326,867.24 - Step 5: Solve for x
x = 1,241,322,326,867.24/1,277,234.10 - Step 6: Final answer
x = 971,883.17
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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.