Finding the Fourth Proportional to 5,268,775.68, 7,270,899.84 and 2,854,333.44
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Solution
The fourth proportional to 5,268,775.68, 7,270,899.84 and 2,854,333.44 is: 3,938,974.41
Step by Step Solution
- Step 1: Write the proportion equation
5,268,775.68 : 7,270,899.84 = 2,854,333.44 : x - Step 2: Convert to fraction form
5,268,775.68/7,270,899.84 = 2,854,333.44/x - Step 3: Cross multiply
5,268,775.68x = 7,270,899.84 × 2,854,333.44 - Step 4: Simplify right side
5,268,775.68x = 20,753,572,552,202.65 - Step 5: Solve for x
x = 20,753,572,552,202.65/5,268,775.68 - Step 6: Final answer
x = 3,938,974.41
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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.