Finding the Fourth Proportional to 2,055,207.70, 2,882,014.70 and 2,055,207.70
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Solution
The fourth proportional to 2,055,207.70, 2,882,014.70 and 2,055,207.70 is: 2,882,014.70
Step by Step Solution
- Step 1: Write the proportion equation
2,055,207.70 : 2,882,014.70 = 2,055,207.70 : x - Step 2: Convert to fraction form
2,055,207.70/2,882,014.70 = 2,055,207.70/x - Step 3: Cross multiply
2,055,207.70x = 2,882,014.70 × 2,055,207.70 - Step 4: Simplify right side
2,055,207.70x = 5,923,138,802,953.19 - Step 5: Solve for x
x = 5,923,138,802,953.19/2,055,207.70 - Step 6: Final answer
x = 2,882,014.70
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Double scale
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.