Finding the Fourth Proportional to 3,543,560.18, 5,316,115.50 and 1,147,647.02
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Solution
The fourth proportional to 3,543,560.18, 5,316,115.50 and 1,147,647.02 is: 1,721,721.60
Step by Step Solution
- Step 1: Write the proportion equation
3,543,560.18 : 5,316,115.50 = 1,147,647.02 : x - Step 2: Convert to fraction form
3,543,560.18/5,316,115.50 = 1,147,647.02/x - Step 3: Cross multiply
3,543,560.18x = 5,316,115.50 × 1,147,647.02 - Step 4: Simplify right side
3,543,560.18x = 6,101,024,111,550.81 - Step 5: Solve for x
x = 6,101,024,111,550.81/3,543,560.18 - Step 6: Final answer
x = 1,721,721.60
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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.