Finding the Fourth Proportional to 2,814,220.20, 4,224,440.70 and 1,750,463.40
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Solution
The fourth proportional to 2,814,220.20, 4,224,440.70 and 1,750,463.40 is: 2,627,629.79
Step by Step Solution
- Step 1: Write the proportion equation
2,814,220.20 : 4,224,440.70 = 1,750,463.40 : x - Step 2: Convert to fraction form
2,814,220.20/4,224,440.70 = 1,750,463.40/x - Step 3: Cross multiply
2,814,220.20x = 4,224,440.70 × 1,750,463.40 - Step 4: Simplify right side
2,814,220.20x = 7,394,728,830,820.38 - Step 5: Solve for x
x = 7,394,728,830,820.38/2,814,220.20 - Step 6: Final answer
x = 2,627,629.79
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1.5x scale
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.