Finding the Fourth Proportional to 3,052,513.60, 4,212,485.04 and 1,907,258.08
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Solution
The fourth proportional to 3,052,513.60, 4,212,485.04 and 1,907,258.08 is: 2,632,026.32
Step by Step Solution
- Step 1: Write the proportion equation
3,052,513.60 : 4,212,485.04 = 1,907,258.08 : x - Step 2: Convert to fraction form
3,052,513.60/4,212,485.04 = 1,907,258.08/x - Step 3: Cross multiply
3,052,513.60x = 4,212,485.04 × 1,907,258.08 - Step 4: Simplify right side
3,052,513.60x = 8,034,296,129,419.12 - Step 5: Solve for x
x = 8,034,296,129,419.12/3,052,513.60 - Step 6: Final answer
x = 2,632,026.32
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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.