Finding the Fourth Proportional to 1,545,617.23, 2,131,555.53 and 964,893.98
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Solution
The fourth proportional to 1,545,617.23, 2,131,555.53 and 964,893.98 is: 1,330,682.05
Step by Step Solution
- Step 1: Write the proportion equation
1,545,617.23 : 2,131,555.53 = 964,893.98 : x - Step 2: Convert to fraction form
1,545,617.23/2,131,555.53 = 964,893.98/x - Step 3: Cross multiply
1,545,617.23x = 2,131,555.53 × 964,893.98 - Step 4: Simplify right side
1,545,617.23x = 2,056,725,098,406.36 - Step 5: Solve for x
x = 2,056,725,098,406.36/1,545,617.23 - Step 6: Final answer
x = 1,330,682.05
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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.