Finding the Fourth Proportional to 5,726,495.01, 7,902,568.14 and 3,148,219.65
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Solution
The fourth proportional to 5,726,495.01, 7,902,568.14 and 3,148,219.65 is: 4,344,545.88
Step by Step Solution
- Step 1: Write the proportion equation
5,726,495.01 : 7,902,568.14 = 3,148,219.65 : x - Step 2: Convert to fraction form
5,726,495.01/7,902,568.14 = 3,148,219.65/x - Step 3: Cross multiply
5,726,495.01x = 7,902,568.14 × 3,148,219.65 - Step 4: Simplify right side
5,726,495.01x = 24,879,020,303,811.95 - Step 5: Solve for x
x = 24,879,020,303,811.95/5,726,495.01 - Step 6: Final answer
x = 4,344,545.88
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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.