Finding the Fourth Proportional to 2,011,733.91, 2,776,137.44 and 1,106,315.91
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Solution
The fourth proportional to 2,011,733.91, 2,776,137.44 and 1,106,315.91 is: 1,526,685.51
Step by Step Solution
- Step 1: Write the proportion equation
2,011,733.91 : 2,776,137.44 = 1,106,315.91 : x - Step 2: Convert to fraction form
2,011,733.91/2,776,137.44 = 1,106,315.91/x - Step 3: Cross multiply
2,011,733.91x = 2,776,137.44 × 1,106,315.91 - Step 4: Simplify right side
2,011,733.91x = 3,071,285,012,687.09 - Step 5: Solve for x
x = 3,071,285,012,687.09/2,011,733.91 - Step 6: Final answer
x = 1,526,685.51
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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.