Finding the Fourth Proportional to 1,120,889.94, 1,546,862.23 and 637,524.66
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Solution
The fourth proportional to 1,120,889.94, 1,546,862.23 and 637,524.66 is: 879,803.43
Step by Step Solution
- Step 1: Write the proportion equation
1,120,889.94 : 1,546,862.23 = 637,524.66 : x - Step 2: Convert to fraction form
1,120,889.94/1,546,862.23 = 637,524.66/x - Step 3: Cross multiply
1,120,889.94x = 1,546,862.23 × 637,524.66 - Step 4: Simplify right side
1,120,889.94x = 986,162,817,247.59 - Step 5: Solve for x
x = 986,162,817,247.59/1,120,889.94 - Step 6: Final answer
x = 879,803.43
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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.