Finding the Fourth Proportional to 4,279,161.84, 5,905,386.16 and 2,345,427.38
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Solution
The fourth proportional to 4,279,161.84, 5,905,386.16 and 2,345,427.38 is: 3,236,768.07
Step by Step Solution
- Step 1: Write the proportion equation
4,279,161.84 : 5,905,386.16 = 2,345,427.38 : x - Step 2: Convert to fraction form
4,279,161.84/5,905,386.16 = 2,345,427.38/x - Step 3: Cross multiply
4,279,161.84x = 5,905,386.16 × 2,345,427.38 - Step 4: Simplify right side
4,279,161.84x = 13,850,654,389,137.06 - Step 5: Solve for x
x = 13,850,654,389,137.06/4,279,161.84 - Step 6: Final answer
x = 3,236,768.07
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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.