Finding the Fourth Proportional to 3,020,096.26, 4,167,678.99 and 1,643,393.13
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Solution
The fourth proportional to 3,020,096.26, 4,167,678.99 and 1,643,393.13 is: 2,267,853.21
Step by Step Solution
- Step 1: Write the proportion equation
3,020,096.26 : 4,167,678.99 = 1,643,393.13 : x - Step 2: Convert to fraction form
3,020,096.26/4,167,678.99 = 1,643,393.13/x - Step 3: Cross multiply
3,020,096.26x = 4,167,678.99 × 1,643,393.13 - Step 4: Simplify right side
3,020,096.26x = 6,849,134,999,372.94 - Step 5: Solve for x
x = 6,849,134,999,372.94/3,020,096.26 - Step 6: Final answer
x = 2,267,853.21
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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.