Finding the Fourth Proportional to 2,135,397.76, 3,203,900.16 and 1,110,088.96
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Solution
The fourth proportional to 2,135,397.76, 3,203,900.16 and 1,110,088.96 is: 1,665,551.15
Step by Step Solution
- Step 1: Write the proportion equation
2,135,397.76 : 3,203,900.16 = 1,110,088.96 : x - Step 2: Convert to fraction form
2,135,397.76/3,203,900.16 = 1,110,088.96/x - Step 3: Cross multiply
2,135,397.76x = 3,203,900.16 × 1,110,088.96 - Step 4: Simplify right side
2,135,397.76x = 3,556,614,196,558.23 - Step 5: Solve for x
x = 3,556,614,196,558.23/2,135,397.76 - Step 6: Final answer
x = 1,665,551.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.