Finding the Fourth Proportional to 2,395,668.69, 3,305,972.27 and 1,307,887.70
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Solution
The fourth proportional to 2,395,668.69, 3,305,972.27 and 1,307,887.70 is: 1,804,857.44
Step by Step Solution
- Step 1: Write the proportion equation
2,395,668.69 : 3,305,972.27 = 1,307,887.70 : x - Step 2: Convert to fraction form
2,395,668.69/3,305,972.27 = 1,307,887.70/x - Step 3: Cross multiply
2,395,668.69x = 3,305,972.27 × 1,307,887.70 - Step 4: Simplify right side
2,395,668.69x = 4,323,840,455,213.94 - Step 5: Solve for x
x = 4,323,840,455,213.94/2,395,668.69 - Step 6: Final answer
x = 1,804,857.44
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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.