Finding the Fourth Proportional to 4,382,852.40, 6,048,220.14 and 2,449,128.96
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Solution
The fourth proportional to 4,382,852.40, 6,048,220.14 and 2,449,128.96 is: 3,379,733.05
Step by Step Solution
- Step 1: Write the proportion equation
4,382,852.40 : 6,048,220.14 = 2,449,128.96 : x - Step 2: Convert to fraction form
4,382,852.40/6,048,220.14 = 2,449,128.96/x - Step 3: Cross multiply
4,382,852.40x = 6,048,220.14 × 2,449,128.96 - Step 4: Simplify right side
4,382,852.40x = 14,812,871,101,329.25 - Step 5: Solve for x
x = 14,812,871,101,329.25/4,382,852.40 - Step 6: Final answer
x = 3,379,733.05
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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.