Finding the Fourth Proportional to 1,481,455.47, 2,044,574.46 and 836,917.19
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Solution
The fourth proportional to 1,481,455.47, 2,044,574.46 and 836,917.19 is: 1,155,039.44
Step by Step Solution
- Step 1: Write the proportion equation
1,481,455.47 : 2,044,574.46 = 836,917.19 : x - Step 2: Convert to fraction form
1,481,455.47/2,044,574.46 = 836,917.19/x - Step 3: Cross multiply
1,481,455.47x = 2,044,574.46 × 836,917.19 - Step 4: Simplify right side
1,481,455.47x = 1,711,139,501,586.10 - Step 5: Solve for x
x = 1,711,139,501,586.10/1,481,455.47 - Step 6: Final answer
x = 1,155,039.44
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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.