Finding the Fourth Proportional to 2,748,573.99, 4,122,858.25 and 1,883,156.22
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Solution
The fourth proportional to 2,748,573.99, 4,122,858.25 and 1,883,156.22 is: 2,824,732.45
Step by Step Solution
- Step 1: Write the proportion equation
2,748,573.99 : 4,122,858.25 = 1,883,156.22 : x - Step 2: Convert to fraction form
2,748,573.99/4,122,858.25 = 1,883,156.22/x - Step 3: Cross multiply
2,748,573.99x = 4,122,858.25 × 1,883,156.22 - Step 4: Simplify right side
2,748,573.99x = 7,763,986,152,957.93 - Step 5: Solve for x
x = 7,763,986,152,957.93/2,748,573.99 - Step 6: Final answer
x = 2,824,732.45
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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.