Finding the Fourth Proportional to 1,661,289.26, 2,292,579.28 and 897,342.84
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Solution
The fourth proportional to 1,661,289.26, 2,292,579.28 and 897,342.84 is: 1,238,333.17
Step by Step Solution
- Step 1: Write the proportion equation
1,661,289.26 : 2,292,579.28 = 897,342.84 : x - Step 2: Convert to fraction form
1,661,289.26/2,292,579.28 = 897,342.84/x - Step 3: Cross multiply
1,661,289.26x = 2,292,579.28 × 897,342.84 - Step 4: Simplify right side
1,661,289.26x = 2,057,229,602,040.36 - Step 5: Solve for x
x = 2,057,229,602,040.36/1,661,289.26 - Step 6: Final answer
x = 1,238,333.17
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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.