Finding the Fourth Proportional to 1,762,877.97, 2,644,648.86 and 1,256,181.98
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Solution
The fourth proportional to 1,762,877.97, 2,644,648.86 and 1,256,181.98 is: 1,884,509.47
Step by Step Solution
- Step 1: Write the proportion equation
1,762,877.97 : 2,644,648.86 = 1,256,181.98 : x - Step 2: Convert to fraction form
1,762,877.97/2,644,648.86 = 1,256,181.98/x - Step 3: Cross multiply
1,762,877.97x = 2,644,648.86 × 1,256,181.98 - Step 4: Simplify right side
1,762,877.97x = 3,322,160,228,136.30 - Step 5: Solve for x
x = 3,322,160,228,136.30/1,762,877.97 - Step 6: Final answer
x = 1,884,509.47
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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.