Finding the Fourth Proportional to 1,661,507.88, 2,292,877.98 and 897,559.08
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Solution
The fourth proportional to 1,661,507.88, 2,292,877.98 and 897,559.08 is: 1,238,629.97
Step by Step Solution
- Step 1: Write the proportion equation
1,661,507.88 : 2,292,877.98 = 897,559.08 : x - Step 2: Convert to fraction form
1,661,507.88/2,292,877.98 = 897,559.08/x - Step 3: Cross multiply
1,661,507.88x = 2,292,877.98 × 897,559.08 - Step 4: Simplify right side
1,661,507.88x = 2,057,993,450,281.06 - Step 5: Solve for x
x = 2,057,993,450,281.06/1,661,507.88 - Step 6: Final answer
x = 1,238,629.97
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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.