Finding the Fourth Proportional to 3,916,395.74, 5,870,552.24 and 1,643,240.10
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Solution
The fourth proportional to 3,916,395.74, 5,870,552.24 and 1,643,240.10 is: 2,463,164.47
Step by Step Solution
- Step 1: Write the proportion equation
3,916,395.74 : 5,870,552.24 = 1,643,240.10 : x - Step 2: Convert to fraction form
3,916,395.74/5,870,552.24 = 1,643,240.10/x - Step 3: Cross multiply
3,916,395.74x = 5,870,552.24 × 1,643,240.10 - Step 4: Simplify right side
3,916,395.74x = 9,646,726,849,912.82 - Step 5: Solve for x
x = 9,646,726,849,912.82/3,916,395.74 - Step 6: Final answer
x = 2,463,164.47
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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.