Finding the Fourth Proportional to 4,936,122.14, 7,406,674.16 and 2,238,726.96
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Solution
The fourth proportional to 4,936,122.14, 7,406,674.16 and 2,238,726.96 is: 3,359,220.19
Step by Step Solution
- Step 1: Write the proportion equation
4,936,122.14 : 7,406,674.16 = 2,238,726.96 : x - Step 2: Convert to fraction form
4,936,122.14/7,406,674.16 = 2,238,726.96/x - Step 3: Cross multiply
4,936,122.14x = 7,406,674.16 × 2,238,726.96 - Step 4: Simplify right side
4,936,122.14x = 16,581,521,114,733.72 - Step 5: Solve for x
x = 16,581,521,114,733.72/4,936,122.14 - Step 6: Final answer
x = 3,359,220.19
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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.