Finding the Fourth Proportional to 5,693,199.54, 7,855,839.45 and 3,400,873.62
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Solution
The fourth proportional to 5,693,199.54, 7,855,839.45 and 3,400,873.62 is: 4,692,742.10
Step by Step Solution
- Step 1: Write the proportion equation
5,693,199.54 : 7,855,839.45 = 3,400,873.62 : x - Step 2: Convert to fraction form
5,693,199.54/7,855,839.45 = 3,400,873.62/x - Step 3: Cross multiply
5,693,199.54x = 7,855,839.45 × 3,400,873.62 - Step 4: Simplify right side
5,693,199.54x = 26,716,717,148,460.31 - Step 5: Solve for x
x = 26,716,717,148,460.31/5,693,199.54 - Step 6: Final answer
x = 4,692,742.10
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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.