Finding the Fourth Proportional to 5,605,440.87, 7,735,508.37 and 3,027,121.50
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Solution
The fourth proportional to 5,605,440.87, 7,735,508.37 and 3,027,121.50 is: 4,177,427.65
Step by Step Solution
- Step 1: Write the proportion equation
5,605,440.87 : 7,735,508.37 = 3,027,121.50 : x - Step 2: Convert to fraction form
5,605,440.87/7,735,508.37 = 3,027,121.50/x - Step 3: Cross multiply
5,605,440.87x = 7,735,508.37 × 3,027,121.50 - Step 4: Simplify right side
5,605,440.87x = 23,416,323,700,256.96 - Step 5: Solve for x
x = 23,416,323,700,256.96/5,605,440.87 - Step 6: Final answer
x = 4,177,427.65
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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.