Finding the Fourth Proportional to 1,785,626.62, 2,464,171.79 and 969,843.93
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Solution
The fourth proportional to 1,785,626.62, 2,464,171.79 and 969,843.93 is: 1,338,388.45
Step by Step Solution
- Step 1: Write the proportion equation
1,785,626.62 : 2,464,171.79 = 969,843.93 : x - Step 2: Convert to fraction form
1,785,626.62/2,464,171.79 = 969,843.93/x - Step 3: Cross multiply
1,785,626.62x = 2,464,171.79 × 969,843.93 - Step 4: Simplify right side
1,785,626.62x = 2,389,862,053,008.74 - Step 5: Solve for x
x = 2,389,862,053,008.74/1,785,626.62 - Step 6: Final answer
x = 1,338,388.45
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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.