Finding the Fourth Proportional to 1,680,882.18, 2,319,727.02 and 955,797.36
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Solution
The fourth proportional to 1,680,882.18, 2,319,727.02 and 955,797.36 is: 1,319,062.69
Step by Step Solution
- Step 1: Write the proportion equation
1,680,882.18 : 2,319,727.02 = 955,797.36 : x - Step 2: Convert to fraction form
1,680,882.18/2,319,727.02 = 955,797.36/x - Step 3: Cross multiply
1,680,882.18x = 2,319,727.02 × 955,797.36 - Step 4: Simplify right side
1,680,882.18x = 2,217,188,961,636.67 - Step 5: Solve for x
x = 2,217,188,961,636.67/1,680,882.18 - Step 6: Final answer
x = 1,319,062.69
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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.