Finding the Fourth Proportional to 4,303,664.10, 6,453,987.39 and 1,270,220.58
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Solution
The fourth proportional to 4,303,664.10, 6,453,987.39 and 1,270,220.58 is: 1,904,885.56
Step by Step Solution
- Step 1: Write the proportion equation
4,303,664.10 : 6,453,987.39 = 1,270,220.58 : x - Step 2: Convert to fraction form
4,303,664.10/6,453,987.39 = 1,270,220.58/x - Step 3: Cross multiply
4,303,664.10x = 6,453,987.39 × 1,270,220.58 - Step 4: Simplify right side
4,303,664.10x = 8,197,987,605,838.49 - Step 5: Solve for x
x = 8,197,987,605,838.49/4,303,664.10 - Step 6: Final answer
x = 1,904,885.56
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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.