Finding the Fourth Proportional to 4,824,185.30, 6,660,491.26 and 2,990,603.08
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Solution
The fourth proportional to 4,824,185.30, 6,660,491.26 and 2,990,603.08 is: 4,128,963.64
Step by Step Solution
- Step 1: Write the proportion equation
4,824,185.30 : 6,660,491.26 = 2,990,603.08 : x - Step 2: Convert to fraction form
4,824,185.30/6,660,491.26 = 2,990,603.08/x - Step 3: Cross multiply
4,824,185.30x = 6,660,491.26 × 2,990,603.08 - Step 4: Simplify right side
4,824,185.30x = 19,918,885,676,469.08 - Step 5: Solve for x
x = 19,918,885,676,469.08/4,824,185.30 - Step 6: Final answer
x = 4,128,963.64
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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.