Finding the Fourth Proportional to 3,427,747.67, 4,730,224.14 and 1,879,012.68
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Solution
The fourth proportional to 3,427,747.67, 4,730,224.14 and 1,879,012.68 is: 2,593,000.42
Step by Step Solution
- Step 1: Write the proportion equation
3,427,747.67 : 4,730,224.14 = 1,879,012.68 : x - Step 2: Convert to fraction form
3,427,747.67/4,730,224.14 = 1,879,012.68/x - Step 3: Cross multiply
3,427,747.67x = 4,730,224.14 × 1,879,012.68 - Step 4: Simplify right side
3,427,747.67x = 8,888,151,138,302.09 - Step 5: Solve for x
x = 8,888,151,138,302.09/3,427,747.67 - Step 6: Final answer
x = 2,593,000.42
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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.