Finding the Fourth Proportional to 2,689,747.24, 4,034,623.74 and 1,554,238.12
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Solution
The fourth proportional to 2,689,747.24, 4,034,623.74 and 1,554,238.12 is: 2,331,358.84
Step by Step Solution
- Step 1: Write the proportion equation
2,689,747.24 : 4,034,623.74 = 1,554,238.12 : x - Step 2: Convert to fraction form
2,689,747.24/4,034,623.74 = 1,554,238.12/x - Step 3: Cross multiply
2,689,747.24x = 4,034,623.74 × 1,554,238.12 - Step 4: Simplify right side
2,689,747.24x = 6,270,766,016,564.97 - Step 5: Solve for x
x = 6,270,766,016,564.97/2,689,747.24 - Step 6: Final answer
x = 2,331,358.84
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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.