Finding the Fourth Proportional to 2,847,975.06, 3,932,108.28 and 1,686,794.70
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Solution
The fourth proportional to 2,847,975.06, 3,932,108.28 and 1,686,794.70 is: 2,328,903.61
Step by Step Solution
- Step 1: Write the proportion equation
2,847,975.06 : 3,932,108.28 = 1,686,794.70 : x - Step 2: Convert to fraction form
2,847,975.06/3,932,108.28 = 1,686,794.70/x - Step 3: Cross multiply
2,847,975.06x = 3,932,108.28 × 1,686,794.70 - Step 4: Simplify right side
2,847,975.06x = 6,632,659,406,530.12 - Step 5: Solve for x
x = 6,632,659,406,530.12/2,847,975.06 - Step 6: Final answer
x = 2,328,903.61
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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.