Finding the Fourth Proportional to 1,100,348.24, 1,518,750.69 and 670,865.18
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Solution
The fourth proportional to 1,100,348.24, 1,518,750.69 and 670,865.18 is: 925,958.64
Step by Step Solution
- Step 1: Write the proportion equation
1,100,348.24 : 1,518,750.69 = 670,865.18 : x - Step 2: Convert to fraction form
1,100,348.24/1,518,750.69 = 670,865.18/x - Step 3: Cross multiply
1,100,348.24x = 1,518,750.69 × 670,865.18 - Step 4: Simplify right side
1,100,348.24x = 1,018,876,955,021.97 - Step 5: Solve for x
x = 1,018,876,955,021.97/1,100,348.24 - Step 6: Final answer
x = 925,958.64
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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.