Finding the Fourth Proportional to 3,935,541.62, 5,901,991.86 and 1,506,128.24
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Solution
The fourth proportional to 3,935,541.62, 5,901,991.86 and 1,506,128.24 is: 2,258,686.98
Step by Step Solution
- Step 1: Write the proportion equation
3,935,541.62 : 5,901,991.86 = 1,506,128.24 : x - Step 2: Convert to fraction form
3,935,541.62/5,901,991.86 = 1,506,128.24/x - Step 3: Cross multiply
3,935,541.62x = 5,901,991.86 × 1,506,128.24 - Step 4: Simplify right side
3,935,541.62x = 8,889,156,612,596.13 - Step 5: Solve for x
x = 8,889,156,612,596.13/3,935,541.62 - Step 6: Final answer
x = 2,258,686.98
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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.