Finding the Fourth Proportional to 2,815,844.99, 4,224,189.11 and 1,019,148.84
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Solution
The fourth proportional to 2,815,844.99, 4,224,189.11 and 1,019,148.84 is: 1,528,875.86
Step by Step Solution
- Step 1: Write the proportion equation
2,815,844.99 : 4,224,189.11 = 1,019,148.84 : x - Step 2: Convert to fraction form
2,815,844.99/4,224,189.11 = 1,019,148.84/x - Step 3: Cross multiply
2,815,844.99x = 4,224,189.11 × 1,019,148.84 - Step 4: Simplify right side
2,815,844.99x = 4,305,077,431,397.13 - Step 5: Solve for x
x = 4,305,077,431,397.13/2,815,844.99 - Step 6: Final answer
x = 1,528,875.86
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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.