Finding the Fourth Proportional to 5,117,377.40, 7,059,020.36 and 3,306,541.40
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Solution
The fourth proportional to 5,117,377.40, 7,059,020.36 and 3,306,541.40 is: 4,561,114.26
Step by Step Solution
- Step 1: Write the proportion equation
5,117,377.40 : 7,059,020.36 = 3,306,541.40 : x - Step 2: Convert to fraction form
5,117,377.40/7,059,020.36 = 3,306,541.40/x - Step 3: Cross multiply
5,117,377.40x = 7,059,020.36 × 3,306,541.40 - Step 4: Simplify right side
5,117,377.40x = 23,340,943,011,955.10 - Step 5: Solve for x
x = 23,340,943,011,955.10/5,117,377.40 - Step 6: Final answer
x = 4,561,114.26
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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.