Finding the Fourth Proportional to 4,350,915.66, 6,004,370.58 and 2,390,778.02
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Solution
The fourth proportional to 4,350,915.66, 6,004,370.58 and 2,390,778.02 is: 3,299,332.45
Step by Step Solution
- Step 1: Write the proportion equation
4,350,915.66 : 6,004,370.58 = 2,390,778.02 : x - Step 2: Convert to fraction form
4,350,915.66/6,004,370.58 = 2,390,778.02/x - Step 3: Cross multiply
4,350,915.66x = 6,004,370.58 × 2,390,778.02 - Step 4: Simplify right side
4,350,915.66x = 14,355,117,206,598.65 - Step 5: Solve for x
x = 14,355,117,206,598.65/4,350,915.66 - Step 6: Final answer
x = 3,299,332.45
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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.