Finding the Fourth Proportional to 1,664,610.07, 2,296,915.60 and 1,010,896.13
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Solution
The fourth proportional to 1,664,610.07, 2,296,915.60 and 1,010,896.13 is: 1,394,887.09
Step by Step Solution
- Step 1: Write the proportion equation
1,664,610.07 : 2,296,915.60 = 1,010,896.13 : x - Step 2: Convert to fraction form
1,664,610.07/2,296,915.60 = 1,010,896.13/x - Step 3: Cross multiply
1,664,610.07x = 2,296,915.60 × 1,010,896.13 - Step 4: Simplify right side
1,664,610.07x = 2,321,943,090,976.63 - Step 5: Solve for x
x = 2,321,943,090,976.63/1,664,610.07 - Step 6: Final answer
x = 1,394,887.09
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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.