Finding the Fourth Proportional to 1,877,205.68, 2,592,682.08 and 1,272,543.92
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Solution
The fourth proportional to 1,877,205.68, 2,592,682.08 and 1,272,543.92 is: 1,757,560.11
Step by Step Solution
- Step 1: Write the proportion equation
1,877,205.68 : 2,592,682.08 = 1,272,543.92 : x - Step 2: Convert to fraction form
1,877,205.68/2,592,682.08 = 1,272,543.92/x - Step 3: Cross multiply
1,877,205.68x = 2,592,682.08 × 1,272,543.92 - Step 4: Simplify right side
1,877,205.68x = 3,299,301,817,396.95 - Step 5: Solve for x
x = 3,299,301,817,396.95/1,877,205.68 - Step 6: Final answer
x = 1,757,560.11
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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.