Finding the Fourth Proportional to 5,663,908.12, 8,492,712.90 and 1,875,324.28
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Solution
The fourth proportional to 5,663,908.12, 8,492,712.90 and 1,875,324.28 is: 2,811,943.69
Step by Step Solution
- Step 1: Write the proportion equation
5,663,908.12 : 8,492,712.90 = 1,875,324.28 : x - Step 2: Convert to fraction form
5,663,908.12/8,492,712.90 = 1,875,324.28/x - Step 3: Cross multiply
5,663,908.12x = 8,492,712.90 × 1,875,324.28 - Step 4: Simplify right side
5,663,908.12x = 15,926,590,704,439.21 - Step 5: Solve for x
x = 15,926,590,704,439.21/5,663,908.12 - Step 6: Final answer
x = 2,811,943.69
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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.