Finding the Fourth Proportional to 4,445,749.98, 6,135,145.25 and 2,485,697.90
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Solution
The fourth proportional to 4,445,749.98, 6,135,145.25 and 2,485,697.90 is: 3,430,268.84
Step by Step Solution
- Step 1: Write the proportion equation
4,445,749.98 : 6,135,145.25 = 2,485,697.90 : x - Step 2: Convert to fraction form
4,445,749.98/6,135,145.25 = 2,485,697.90/x - Step 3: Cross multiply
4,445,749.98x = 6,135,145.25 × 2,485,697.90 - Step 4: Simplify right side
4,445,749.98x = 15,250,117,621,015.76 - Step 5: Solve for x
x = 15,250,117,621,015.76/4,445,749.98 - Step 6: Final answer
x = 3,430,268.84
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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.