Finding the Fourth Proportional to 5,327,034.68, 7,346,405.31 and 3,490,826.06
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Solution
The fourth proportional to 5,327,034.68, 7,346,405.31 and 3,490,826.06 is: 4,814,127.31
Step by Step Solution
- Step 1: Write the proportion equation
5,327,034.68 : 7,346,405.31 = 3,490,826.06 : x - Step 2: Convert to fraction form
5,327,034.68/7,346,405.31 = 3,490,826.06/x - Step 3: Cross multiply
5,327,034.68x = 7,346,405.31 × 3,490,826.06 - Step 4: Simplify right side
5,327,034.68x = 25,645,023,108,745.80 - Step 5: Solve for x
x = 25,645,023,108,745.80/5,327,034.68 - Step 6: Final answer
x = 4,814,127.31
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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.