Finding the Fourth Proportional to 4,673,987.42, 6,450,078.14 and 2,608,883.51
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Solution
The fourth proportional to 4,673,987.42, 6,450,078.14 and 2,608,883.51 is: 3,600,245.56
Step by Step Solution
- Step 1: Write the proportion equation
4,673,987.42 : 6,450,078.14 = 2,608,883.51 : x - Step 2: Convert to fraction form
4,673,987.42/6,450,078.14 = 2,608,883.51/x - Step 3: Cross multiply
4,673,987.42x = 6,450,078.14 × 2,608,883.51 - Step 4: Simplify right side
4,673,987.42x = 16,827,502,452,362.66 - Step 5: Solve for x
x = 16,827,502,452,362.66/4,673,987.42 - Step 6: Final answer
x = 3,600,245.56
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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.