Finding the Fourth Proportional to 4,026,398.67, 5,556,660.09 and 2,307,805.47
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Solution
The fourth proportional to 4,026,398.67, 5,556,660.09 and 2,307,805.47 is: 3,184,903.33
Step by Step Solution
- Step 1: Write the proportion equation
4,026,398.67 : 5,556,660.09 = 2,307,805.47 : x - Step 2: Convert to fraction form
4,026,398.67/5,556,660.09 = 2,307,805.47/x - Step 3: Cross multiply
4,026,398.67x = 5,556,660.09 × 2,307,805.47 - Step 4: Simplify right side
4,026,398.67x = 12,823,690,550,632.69 - Step 5: Solve for x
x = 12,823,690,550,632.69/4,026,398.67 - Step 6: Final answer
x = 3,184,903.33
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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.