Finding the Fourth Proportional to 2,272,076.98, 3,136,509.90 and 1,960,741.06
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Solution
The fourth proportional to 2,272,076.98, 3,136,509.90 and 1,960,741.06 is: 2,706,723.32
Step by Step Solution
- Step 1: Write the proportion equation
2,272,076.98 : 3,136,509.90 = 1,960,741.06 : x - Step 2: Convert to fraction form
2,272,076.98/3,136,509.90 = 1,960,741.06/x - Step 3: Cross multiply
2,272,076.98x = 3,136,509.90 × 1,960,741.06 - Step 4: Simplify right side
2,272,076.98x = 6,149,883,746,026.49 - Step 5: Solve for x
x = 6,149,883,746,026.49/2,272,076.98 - Step 6: Final answer
x = 2,706,723.32
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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.