Finding the Fourth Proportional to 3,873,487.88, 5,346,539.43 and 2,584,326.11
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Solution
The fourth proportional to 3,873,487.88, 5,346,539.43 and 2,584,326.11 is: 3,567,121.37
Step by Step Solution
- Step 1: Write the proportion equation
3,873,487.88 : 5,346,539.43 = 2,584,326.11 : x - Step 2: Convert to fraction form
3,873,487.88/5,346,539.43 = 2,584,326.11/x - Step 3: Cross multiply
3,873,487.88x = 5,346,539.43 × 2,584,326.11 - Step 4: Simplify right side
3,873,487.88x = 13,817,201,420,360.82 - Step 5: Solve for x
x = 13,817,201,420,360.82/3,873,487.88 - Step 6: Final answer
x = 3,567,121.37
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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.