Finding the Fourth Proportional to 2,303,858.49, 3,179,326.08 and 1,285,263.24
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Solution
The fourth proportional to 2,303,858.49, 3,179,326.08 and 1,285,263.24 is: 1,773,664.03
Step by Step Solution
- Step 1: Write the proportion equation
2,303,858.49 : 3,179,326.08 = 1,285,263.24 : x - Step 2: Convert to fraction form
2,303,858.49/3,179,326.08 = 1,285,263.24/x - Step 3: Cross multiply
2,303,858.49x = 3,179,326.08 × 1,285,263.24 - Step 4: Simplify right side
2,303,858.49x = 4,086,270,938,597.30 - Step 5: Solve for x
x = 4,086,270,938,597.30/2,303,858.49 - Step 6: Final answer
x = 1,773,664.03
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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.