Finding the Fourth Proportional to 833,122.01, 1,149,701.81 and 451,148.81
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Solution
The fourth proportional to 833,122.01, 1,149,701.81 and 451,148.81 is: 622,581.80
Step by Step Solution
- Step 1: Write the proportion equation
833,122.01 : 1,149,701.81 = 451,148.81 : x - Step 2: Convert to fraction form
833,122.01/1,149,701.81 = 451,148.81/x - Step 3: Cross multiply
833,122.01x = 1,149,701.81 × 451,148.81 - Step 4: Simplify right side
833,122.01x = 518,686,595,432.09 - Step 5: Solve for x
x = 518,686,595,432.09/833,122.01 - Step 6: Final answer
x = 622,581.80
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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.