Finding the Fourth Proportional to 1,762,927.68, 2,432,630.16 and 1,037,614.56
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Solution
The fourth proportional to 1,762,927.68, 2,432,630.16 and 1,037,614.56 is: 1,431,784.47
Step by Step Solution
- Step 1: Write the proportion equation
1,762,927.68 : 2,432,630.16 = 1,037,614.56 : x - Step 2: Convert to fraction form
1,762,927.68/2,432,630.16 = 1,037,614.56/x - Step 3: Cross multiply
1,762,927.68x = 2,432,630.16 × 1,037,614.56 - Step 4: Simplify right side
1,762,927.68x = 2,524,132,473,111.13 - Step 5: Solve for x
x = 2,524,132,473,111.13/1,762,927.68 - Step 6: Final answer
x = 1,431,784.47
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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.