Finding the Fourth Proportional to 2,206,627.70, 3,045,125.41 and 1,226,541.06
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Solution
The fourth proportional to 2,206,627.70, 3,045,125.41 and 1,226,541.06 is: 1,692,615.09
Step by Step Solution
- Step 1: Write the proportion equation
2,206,627.70 : 3,045,125.41 = 1,226,541.06 : x - Step 2: Convert to fraction form
2,206,627.70/3,045,125.41 = 1,226,541.06/x - Step 3: Cross multiply
2,206,627.70x = 3,045,125.41 × 1,226,541.06 - Step 4: Simplify right side
2,206,627.70x = 3,734,971,345,147.98 - Step 5: Solve for x
x = 3,734,971,345,147.98/2,206,627.70 - Step 6: Final answer
x = 1,692,615.09
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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.