Finding the Fourth Proportional to 1,106,416.60, 1,526,040.30 and 762,367.48
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Solution
The fourth proportional to 1,106,416.60, 1,526,040.30 and 762,367.48 is: 1,051,505.82
Step by Step Solution
- Step 1: Write the proportion equation
1,106,416.60 : 1,526,040.30 = 762,367.48 : x - Step 2: Convert to fraction form
1,106,416.60/1,526,040.30 = 762,367.48/x - Step 3: Cross multiply
1,106,416.60x = 1,526,040.30 × 762,367.48 - Step 4: Simplify right side
1,106,416.60x = 1,163,403,497,889.44 - Step 5: Solve for x
x = 1,163,403,497,889.44/1,106,416.60 - Step 6: Final answer
x = 1,051,505.82
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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.