Finding the Fourth Proportional to 4,279,511.64, 6,419,202.66 and 1,041,079.80
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Solution
The fourth proportional to 4,279,511.64, 6,419,202.66 and 1,041,079.80 is: 1,561,603.94
Step by Step Solution
- Step 1: Write the proportion equation
4,279,511.64 : 6,419,202.66 = 1,041,079.80 : x - Step 2: Convert to fraction form
4,279,511.64/6,419,202.66 = 1,041,079.80/x - Step 3: Cross multiply
4,279,511.64x = 6,419,202.66 × 1,041,079.80 - Step 4: Simplify right side
4,279,511.64x = 6,682,902,221,432.27 - Step 5: Solve for x
x = 6,682,902,221,432.27/4,279,511.64 - Step 6: Final answer
x = 1,561,603.94
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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.