Finding the Fourth Proportional to 4,884,261.23, 6,739,201.16 and 2,818,837.92
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Solution
The fourth proportional to 4,884,261.23, 6,739,201.16 and 2,818,837.92 is: 3,889,373.42
Step by Step Solution
- Step 1: Write the proportion equation
4,884,261.23 : 6,739,201.16 = 2,818,837.92 : x - Step 2: Convert to fraction form
4,884,261.23/6,739,201.16 = 2,818,837.92/x - Step 3: Cross multiply
4,884,261.23x = 6,739,201.16 × 2,818,837.92 - Step 4: Simplify right side
4,884,261.23x = 18,996,715,766,221.80 - Step 5: Solve for x
x = 18,996,715,766,221.80/4,884,261.23 - Step 6: Final answer
x = 3,889,373.42
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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.