Finding the Fourth Proportional to 2,006,145.06, 2,768,479.88 and 1,146,723.77
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Solution
The fourth proportional to 2,006,145.06, 2,768,479.88 and 1,146,723.77 is: 1,582,478.62
Step by Step Solution
- Step 1: Write the proportion equation
2,006,145.06 : 2,768,479.88 = 1,146,723.77 : x - Step 2: Convert to fraction form
2,006,145.06/2,768,479.88 = 1,146,723.77/x - Step 3: Cross multiply
2,006,145.06x = 2,768,479.88 × 1,146,723.77 - Step 4: Simplify right side
2,006,145.06x = 3,174,681,665,586.73 - Step 5: Solve for x
x = 3,174,681,665,586.73/2,006,145.06 - Step 6: Final answer
x = 1,582,478.62
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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.