Finding the Fourth Proportional to 3,197,623.10, 4,412,731.33 and 1,747,318.52
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Solution
The fourth proportional to 3,197,623.10, 4,412,731.33 and 1,747,318.52 is: 2,411,305.81
Step by Step Solution
- Step 1: Write the proportion equation
3,197,623.10 : 4,412,731.33 = 1,747,318.52 : x - Step 2: Convert to fraction form
3,197,623.10/4,412,731.33 = 1,747,318.52/x - Step 3: Cross multiply
3,197,623.10x = 4,412,731.33 × 1,747,318.52 - Step 4: Simplify right side
3,197,623.10x = 7,710,447,150,261.28 - Step 5: Solve for x
x = 7,710,447,150,261.28/3,197,623.10 - Step 6: Final answer
x = 2,411,305.81
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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.