Finding the Fourth Proportional to 1,260,360.66, 1,738,986.54 and 744,126.60
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Solution
The fourth proportional to 1,260,360.66, 1,738,986.54 and 744,126.60 is: 1,026,710.99
Step by Step Solution
- Step 1: Write the proportion equation
1,260,360.66 : 1,738,986.54 = 744,126.60 : x - Step 2: Convert to fraction form
1,260,360.66/1,738,986.54 = 744,126.60/x - Step 3: Cross multiply
1,260,360.66x = 1,738,986.54 × 744,126.60 - Step 4: Simplify right side
1,260,360.66x = 1,294,026,141,455.96 - Step 5: Solve for x
x = 1,294,026,141,455.96/1,260,360.66 - Step 6: Final answer
x = 1,026,710.99
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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.