Finding the Fourth Proportional to 3,292,828.21, 4,939,829.84 and 1,164,148.21
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Solution
The fourth proportional to 3,292,828.21, 4,939,829.84 and 1,164,148.21 is: 1,746,430.03
Step by Step Solution
- Step 1: Write the proportion equation
3,292,828.21 : 4,939,829.84 = 1,164,148.21 : x - Step 2: Convert to fraction form
3,292,828.21/4,939,829.84 = 1,164,148.21/x - Step 3: Cross multiply
3,292,828.21x = 4,939,829.84 × 1,164,148.21 - Step 4: Simplify right side
3,292,828.21x = 5,750,694,065,940.59 - Step 5: Solve for x
x = 5,750,694,065,940.59/3,292,828.21 - Step 6: Final answer
x = 1,746,430.03
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.