Finding the Fourth Proportional to 4,192,189.32, 6,283,799.27 and 2,168,395.72
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Solution
The fourth proportional to 4,192,189.32, 6,283,799.27 and 2,168,395.72 is: 3,250,273.87
Step by Step Solution
- Step 1: Write the proportion equation
4,192,189.32 : 6,283,799.27 = 2,168,395.72 : x - Step 2: Convert to fraction form
4,192,189.32/6,283,799.27 = 2,168,395.72/x - Step 3: Cross multiply
4,192,189.32x = 6,283,799.27 × 2,168,395.72 - Step 4: Simplify right side
4,192,189.32x = 13,625,763,423,987.13 - Step 5: Solve for x
x = 13,625,763,423,987.13/4,192,189.32 - Step 6: Final answer
x = 3,250,273.87
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.