Finding the Fourth Proportional to 1,012,762.44, 1,391,766.94 and 965,927.84
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Solution
The fourth proportional to 1,012,762.44, 1,391,766.94 and 965,927.84 is: 1,327,405.50
Step by Step Solution
- Step 1: Write the proportion equation
1,012,762.44 : 1,391,766.94 = 965,927.84 : x - Step 2: Convert to fraction form
1,012,762.44/1,391,766.94 = 965,927.84/x - Step 3: Cross multiply
1,012,762.44x = 1,391,766.94 × 965,927.84 - Step 4: Simplify right side
1,012,762.44x = 1,344,346,428,386.18 - Step 5: Solve for x
x = 1,344,346,428,386.18/1,012,762.44 - Step 6: Final answer
x = 1,327,405.50
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.