Finding the Fourth Proportional to 1,631,026.81, 2,250,844.82 and 896,011.99
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Solution
The fourth proportional to 1,631,026.81, 2,250,844.82 and 896,011.99 is: 1,236,511.83
Step by Step Solution
- Step 1: Write the proportion equation
1,631,026.81 : 2,250,844.82 = 896,011.99 : x - Step 2: Convert to fraction form
1,631,026.81/2,250,844.82 = 896,011.99/x - Step 3: Cross multiply
1,631,026.81x = 2,250,844.82 × 896,011.99 - Step 4: Simplify right side
1,631,026.81x = 2,016,783,946,349.39 - Step 5: Solve for x
x = 2,016,783,946,349.39/1,631,026.81 - Step 6: Final answer
x = 1,236,511.83
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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.