Finding the Fourth Proportional to 3,059,875.05, 4,589,812.58 and 1,380,259.05
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Solution
The fourth proportional to 3,059,875.05, 4,589,812.58 and 1,380,259.05 is: 2,070,388.58
Step by Step Solution
- Step 1: Write the proportion equation
3,059,875.05 : 4,589,812.58 = 1,380,259.05 : x - Step 2: Convert to fraction form
3,059,875.05/4,589,812.58 = 1,380,259.05/x - Step 3: Cross multiply
3,059,875.05x = 4,589,812.58 × 1,380,259.05 - Step 4: Simplify right side
3,059,875.05x = 6,335,130,344,447.56 - Step 5: Solve for x
x = 6,335,130,344,447.56/3,059,875.05 - Step 6: Final answer
x = 2,070,388.58
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.