Finding the Fourth Proportional to 1,823,455.94, 2,516,359.57 and 1,007,716.28
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Solution
The fourth proportional to 1,823,455.94, 2,516,359.57 and 1,007,716.28 is: 1,390,643.14
Step by Step Solution
- Step 1: Write the proportion equation
1,823,455.94 : 2,516,359.57 = 1,007,716.28 : x - Step 2: Convert to fraction form
1,823,455.94/2,516,359.57 = 1,007,716.28/x - Step 3: Cross multiply
1,823,455.94x = 2,516,359.57 × 1,007,716.28 - Step 4: Simplify right side
1,823,455.94x = 2,535,776,489,921.71 - Step 5: Solve for x
x = 2,535,776,489,921.71/1,823,455.94 - Step 6: Final answer
x = 1,390,643.14
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.