Finding the Fourth Proportional to 2,941,579.76, 4,412,623.84 and 811,663.84
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Solution
The fourth proportional to 2,941,579.76, 4,412,623.84 and 811,663.84 is: 1,217,565.90
Step by Step Solution
- Step 1: Write the proportion equation
2,941,579.76 : 4,412,623.84 = 811,663.84 : x - Step 2: Convert to fraction form
2,941,579.76/4,412,623.84 = 811,663.84/x - Step 3: Cross multiply
2,941,579.76x = 4,412,623.84 × 811,663.84 - Step 4: Simplify right side
2,941,579.76x = 3,581,567,210,449.95 - Step 5: Solve for x
x = 3,581,567,210,449.95/2,941,579.76 - Step 6: Final answer
x = 1,217,565.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.