Finding the Fourth Proportional to 1,995,979.23, 2,754,477.68 and 1,136,542.95
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Solution
The fourth proportional to 1,995,979.23, 2,754,477.68 and 1,136,542.95 is: 1,568,444.27
Step by Step Solution
- Step 1: Write the proportion equation
1,995,979.23 : 2,754,477.68 = 1,136,542.95 : x - Step 2: Convert to fraction form
1,995,979.23/2,754,477.68 = 1,136,542.95/x - Step 3: Cross multiply
1,995,979.23x = 2,754,477.68 × 1,136,542.95 - Step 4: Simplify right side
1,995,979.23x = 3,130,582,182,453.64 - Step 5: Solve for x
x = 3,130,582,182,453.64/1,995,979.23 - Step 6: Final answer
x = 1,568,444.27
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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.