Finding the Fourth Proportional to 1,496,516.42, 2,065,192.58 and 808,188.21
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Solution
The fourth proportional to 1,496,516.42, 2,065,192.58 and 808,188.21 is: 1,115,299.69
Step by Step Solution
- Step 1: Write the proportion equation
1,496,516.42 : 2,065,192.58 = 808,188.21 : x - Step 2: Convert to fraction form
1,496,516.42/2,065,192.58 = 808,188.21/x - Step 3: Cross multiply
1,496,516.42x = 2,065,192.58 × 808,188.21 - Step 4: Simplify right side
1,496,516.42x = 1,669,064,294,535.48 - Step 5: Solve for x
x = 1,669,064,294,535.48/1,496,516.42 - Step 6: Final answer
x = 1,115,299.69
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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.