Finding the Fourth Proportional to 4,207,888.98, 5,805,468.45 and 2,395,769.94
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Solution
The fourth proportional to 4,207,888.98, 5,805,468.45 and 2,395,769.94 is: 3,305,354.98
Step by Step Solution
- Step 1: Write the proportion equation
4,207,888.98 : 5,805,468.45 = 2,395,769.94 : x - Step 2: Convert to fraction form
4,207,888.98/5,805,468.45 = 2,395,769.94/x - Step 3: Cross multiply
4,207,888.98x = 5,805,468.45 × 2,395,769.94 - Step 4: Simplify right side
4,207,888.98x = 13,908,566,800,128.39 - Step 5: Solve for x
x = 13,908,566,800,128.39/4,207,888.98 - Step 6: Final answer
x = 3,305,354.98
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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.