Finding the Fourth Proportional to 2,625,712.36, 3,936,321.64 and 1,007,642.19
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Solution
The fourth proportional to 2,625,712.36, 3,936,321.64 and 1,007,642.19 is: 1,510,601.02
Step by Step Solution
- Step 1: Write the proportion equation
2,625,712.36 : 3,936,321.64 = 1,007,642.19 : x - Step 2: Convert to fraction form
2,625,712.36/3,936,321.64 = 1,007,642.19/x - Step 3: Cross multiply
2,625,712.36x = 3,936,321.64 × 1,007,642.19 - Step 4: Simplify right side
2,625,712.36x = 3,966,403,757,873.99 - Step 5: Solve for x
x = 3,966,403,757,873.99/2,625,712.36 - Step 6: Final answer
x = 1,510,601.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.