Finding the Fourth Proportional to 4,350,913.65, 6,004,367.82 and 2,390,776.02
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Solution
The fourth proportional to 4,350,913.65, 6,004,367.82 and 2,390,776.02 is: 3,299,329.69
Step by Step Solution
- Step 1: Write the proportion equation
4,350,913.65 : 6,004,367.82 = 2,390,776.02 : x - Step 2: Convert to fraction form
4,350,913.65/6,004,367.82 = 2,390,776.02/x - Step 3: Cross multiply
4,350,913.65x = 6,004,367.82 × 2,390,776.02 - Step 4: Simplify right side
4,350,913.65x = 14,355,098,599,315.68 - Step 5: Solve for x
x = 14,355,098,599,315.68/4,350,913.65 - Step 6: Final answer
x = 3,299,329.69
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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.