Finding the Fourth Proportional to 2,134,213.56, 3,201,325.81 and 872,041.18
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Solution
The fourth proportional to 2,134,213.56, 3,201,325.81 and 872,041.18 is: 1,308,064.01
Step by Step Solution
- Step 1: Write the proportion equation
2,134,213.56 : 3,201,325.81 = 872,041.18 : x - Step 2: Convert to fraction form
2,134,213.56/3,201,325.81 = 872,041.18/x - Step 3: Cross multiply
2,134,213.56x = 3,201,325.81 × 872,041.18 - Step 4: Simplify right side
2,134,213.56x = 2,791,687,936,916.86 - Step 5: Solve for x
x = 2,791,687,936,916.86/2,134,213.56 - Step 6: Final answer
x = 1,308,064.01
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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.