Finding the Fourth Proportional to 4,185,224.91, 6,277,871.12 and 1,152,758.05
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Solution
The fourth proportional to 4,185,224.91, 6,277,871.12 and 1,152,758.05 is: 1,729,146.37
Step by Step Solution
- Step 1: Write the proportion equation
4,185,224.91 : 6,277,871.12 = 1,152,758.05 : x - Step 2: Convert to fraction form
4,185,224.91/6,277,871.12 = 1,152,758.05/x - Step 3: Cross multiply
4,185,224.91x = 6,277,871.12 × 1,152,758.05 - Step 4: Simplify right side
4,185,224.91x = 7,236,866,448,984.05 - Step 5: Solve for x
x = 7,236,866,448,984.05/4,185,224.91 - Step 6: Final answer
x = 1,729,146.37
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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.