Finding the Fourth Proportional to 1,266,237.36, 1,747,573.92 and 722,248.56
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Solution
The fourth proportional to 1,266,237.36, 1,747,573.92 and 722,248.56 is: 996,797.90
Step by Step Solution
- Step 1: Write the proportion equation
1,266,237.36 : 1,747,573.92 = 722,248.56 : x - Step 2: Convert to fraction form
1,266,237.36/1,747,573.92 = 722,248.56/x - Step 3: Cross multiply
1,266,237.36x = 1,747,573.92 × 722,248.56 - Step 4: Simplify right side
1,266,237.36x = 1,262,182,747,213.56 - Step 5: Solve for x
x = 1,262,182,747,213.56/1,266,237.36 - Step 6: Final answer
x = 996,797.90
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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.