Finding the Fourth Proportional to 1,992,233.99, 2,749,070.92 and 1,121,053.50
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Solution
The fourth proportional to 1,992,233.99, 2,749,070.92 and 1,121,053.50 is: 1,546,934.54
Step by Step Solution
- Step 1: Write the proportion equation
1,992,233.99 : 2,749,070.92 = 1,121,053.50 : x - Step 2: Convert to fraction form
1,992,233.99/2,749,070.92 = 1,121,053.50/x - Step 3: Cross multiply
1,992,233.99x = 2,749,070.92 × 1,121,053.50 - Step 4: Simplify right side
1,992,233.99x = 3,081,855,576,614.22 - Step 5: Solve for x
x = 3,081,855,576,614.22/1,992,233.99 - Step 6: Final answer
x = 1,546,934.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.