Finding the Fourth Proportional to 1,623,777.96, 2,240,817.84 and 898,675.68
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Solution
The fourth proportional to 1,623,777.96, 2,240,817.84 and 898,675.68 is: 1,240,174.79
Step by Step Solution
- Step 1: Write the proportion equation
1,623,777.96 : 2,240,817.84 = 898,675.68 : x - Step 2: Convert to fraction form
1,623,777.96/2,240,817.84 = 898,675.68/x - Step 3: Cross multiply
1,623,777.96x = 2,240,817.84 × 898,675.68 - Step 4: Simplify right side
1,623,777.96x = 2,013,768,496,118.13 - Step 5: Solve for x
x = 2,013,768,496,118.13/1,623,777.96 - Step 6: Final answer
x = 1,240,174.79
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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.