Finding the Fourth Proportional to 3,399,351.68, 4,691,444.20 and 2,538,417.26
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Solution
The fourth proportional to 3,399,351.68, 4,691,444.20 and 2,538,417.26 is: 3,503,268.87
Step by Step Solution
- Step 1: Write the proportion equation
3,399,351.68 : 4,691,444.20 = 2,538,417.26 : x - Step 2: Convert to fraction form
3,399,351.68/4,691,444.20 = 2,538,417.26/x - Step 3: Cross multiply
3,399,351.68x = 4,691,444.20 × 2,538,417.26 - Step 4: Simplify right side
3,399,351.68x = 11,908,842,931,606.89 - Step 5: Solve for x
x = 11,908,842,931,606.89/3,399,351.68 - Step 6: Final answer
x = 3,503,268.87
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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.