Finding the Fourth Proportional to 4,251,021.84, 5,866,117.02 and 2,390,715.54
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Solution
The fourth proportional to 4,251,021.84, 5,866,117.02 and 2,390,715.54 is: 3,299,022.60
Step by Step Solution
- Step 1: Write the proportion equation
4,251,021.84 : 5,866,117.02 = 2,390,715.54 : x - Step 2: Convert to fraction form
4,251,021.84/5,866,117.02 = 2,390,715.54/x - Step 3: Cross multiply
4,251,021.84x = 5,866,117.02 × 2,390,715.54 - Step 4: Simplify right side
4,251,021.84x = 14,024,217,119,172.49 - Step 5: Solve for x
x = 14,024,217,119,172.49/4,251,021.84 - Step 6: Final answer
x = 3,299,022.60
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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.