Finding the Fourth Proportional to 4,918,740.18, 7,368,229.10 and 2,449,316.38
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Solution
The fourth proportional to 4,918,740.18, 7,368,229.10 and 2,449,316.38 is: 3,669,054.18
Step by Step Solution
- Step 1: Write the proportion equation
4,918,740.18 : 7,368,229.10 = 2,449,316.38 : x - Step 2: Convert to fraction form
4,918,740.18/7,368,229.10 = 2,449,316.38/x - Step 3: Cross multiply
4,918,740.18x = 7,368,229.10 × 2,449,316.38 - Step 4: Simplify right side
4,918,740.18x = 18,047,124,177,134.93 - Step 5: Solve for x
x = 18,047,124,177,134.93/4,918,740.18 - Step 6: Final answer
x = 3,669,054.18
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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.