Finding the Fourth Proportional to 3,433,122.24, 4,736,612.64 and 1,982,626.08
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Solution
The fourth proportional to 3,433,122.24, 4,736,612.64 and 1,982,626.08 is: 2,735,391.02
Step by Step Solution
- Step 1: Write the proportion equation
3,433,122.24 : 4,736,612.64 = 1,982,626.08 : x - Step 2: Convert to fraction form
3,433,122.24/4,736,612.64 = 1,982,626.08/x - Step 3: Cross multiply
3,433,122.24x = 4,736,612.64 × 1,982,626.08 - Step 4: Simplify right side
3,433,122.24x = 9,390,931,750,921.65 - Step 5: Solve for x
x = 9,390,931,750,921.65/3,433,122.24 - Step 6: Final answer
x = 2,735,391.02
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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.