Finding the Fourth Proportional to 3,263,303.12, 4,503,094.28 and 1,886,735.15
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Solution
The fourth proportional to 3,263,303.12, 4,503,094.28 and 1,886,735.15 is: 2,603,541.86
Step by Step Solution
- Step 1: Write the proportion equation
3,263,303.12 : 4,503,094.28 = 1,886,735.15 : x - Step 2: Convert to fraction form
3,263,303.12/4,503,094.28 = 1,886,735.15/x - Step 3: Cross multiply
3,263,303.12x = 4,503,094.28 × 1,886,735.15 - Step 4: Simplify right side
3,263,303.12x = 8,496,146,271,824.05 - Step 5: Solve for x
x = 8,496,146,271,824.05/3,263,303.12 - Step 6: Final answer
x = 2,603,541.86
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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.