Finding the Fourth Proportional to 3,201,991.98, 4,804,873.78 and 1,181,657.58
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Solution
The fourth proportional to 3,201,991.98, 4,804,873.78 and 1,181,657.58 is: 1,773,182.31
Step by Step Solution
- Step 1: Write the proportion equation
3,201,991.98 : 4,804,873.78 = 1,181,657.58 : x - Step 2: Convert to fraction form
3,201,991.98/4,804,873.78 = 1,181,657.58/x - Step 3: Cross multiply
3,201,991.98x = 4,804,873.78 × 1,181,657.58 - Step 4: Simplify right side
3,201,991.98x = 5,677,715,523,080.25 - Step 5: Solve for x
x = 5,677,715,523,080.25/3,201,991.98 - Step 6: Final answer
x = 1,773,182.31
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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.