Finding the Fourth Proportional to 1,201,614.68, 1,802,417.47 and 491,642.49
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Solution
The fourth proportional to 1,201,614.68, 1,802,417.47 and 491,642.49 is: 737,461.88
Step by Step Solution
- Step 1: Write the proportion equation
1,201,614.68 : 1,802,417.47 = 491,642.49 : x - Step 2: Convert to fraction form
1,201,614.68/1,802,417.47 = 491,642.49/x - Step 3: Cross multiply
1,201,614.68x = 1,802,417.47 × 491,642.49 - Step 4: Simplify right side
1,201,614.68x = 886,145,018,500.26 - Step 5: Solve for x
x = 886,145,018,500.26/1,201,614.68 - Step 6: Final answer
x = 737,461.88
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.