Finding the Fourth Proportional to 1,544,735.31, 2,131,861.01 and 856,622.99
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Solution
The fourth proportional to 1,544,735.31, 2,131,861.01 and 856,622.99 is: 1,182,209.76
Step by Step Solution
- Step 1: Write the proportion equation
1,544,735.31 : 2,131,861.01 = 856,622.99 : x - Step 2: Convert to fraction form
1,544,735.31/2,131,861.01 = 856,622.99/x - Step 3: Cross multiply
1,544,735.31x = 2,131,861.01 × 856,622.99 - Step 4: Simplify right side
1,544,735.31x = 1,826,201,153,697.16 - Step 5: Solve for x
x = 1,826,201,153,697.16/1,544,735.31 - Step 6: Final answer
x = 1,182,209.76
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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.