Finding the Fourth Proportional to 1,759,331.70, 2,427,619.56 and 984,922.26
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Solution
The fourth proportional to 1,759,331.70, 2,427,619.56 and 984,922.26 is: 1,359,048.18
Step by Step Solution
- Step 1: Write the proportion equation
1,759,331.70 : 2,427,619.56 = 984,922.26 : x - Step 2: Convert to fraction form
1,759,331.70/2,427,619.56 = 984,922.26/x - Step 3: Cross multiply
1,759,331.70x = 2,427,619.56 × 984,922.26 - Step 4: Simplify right side
1,759,331.70x = 2,391,016,543,455.41 - Step 5: Solve for x
x = 2,391,016,543,455.41/1,759,331.70 - Step 6: Final answer
x = 1,359,048.18
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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.