Finding the Fourth Proportional to 1,807,709.76, 2,494,797.28 and 992,070.84
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Solution
The fourth proportional to 1,807,709.76, 2,494,797.28 and 992,070.84 is: 1,369,144.37
Step by Step Solution
- Step 1: Write the proportion equation
1,807,709.76 : 2,494,797.28 = 992,070.84 : x - Step 2: Convert to fraction form
1,807,709.76/2,494,797.28 = 992,070.84/x - Step 3: Cross multiply
1,807,709.76x = 2,494,797.28 × 992,070.84 - Step 4: Simplify right side
1,807,709.76x = 2,475,015,633,199.32 - Step 5: Solve for x
x = 2,475,015,633,199.32/1,807,709.76 - Step 6: Final answer
x = 1,369,144.37
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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.