Finding the Fourth Proportional to 1,783,718.98, 2,461,519.70 and 967,901.92
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Solution
The fourth proportional to 1,783,718.98, 2,461,519.70 and 967,901.92 is: 1,335,697.87
Step by Step Solution
- Step 1: Write the proportion equation
1,783,718.98 : 2,461,519.70 = 967,901.92 : x - Step 2: Convert to fraction form
1,783,718.98/2,461,519.70 = 967,901.92/x - Step 3: Cross multiply
1,783,718.98x = 2,461,519.70 × 967,901.92 - Step 4: Simplify right side
1,783,718.98x = 2,382,509,643,747.82 - Step 5: Solve for x
x = 2,382,509,643,747.82/1,783,718.98 - Step 6: Final answer
x = 1,335,697.87
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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.