Finding the Fourth Proportional to 4,264,258.16, 6,396,722.58 and 1,424,380.34
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Solution
The fourth proportional to 4,264,258.16, 6,396,722.58 and 1,424,380.34 is: 2,136,682.53
Step by Step Solution
- Step 1: Write the proportion equation
4,264,258.16 : 6,396,722.58 = 1,424,380.34 : x - Step 2: Convert to fraction form
4,264,258.16/6,396,722.58 = 1,424,380.34/x - Step 3: Cross multiply
4,264,258.16x = 6,396,722.58 × 1,424,380.34 - Step 4: Simplify right side
4,264,258.16x = 9,111,365,904,719.31 - Step 5: Solve for x
x = 9,111,365,904,719.31/4,264,258.16 - Step 6: Final answer
x = 2,136,682.53
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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.