Finding the Fourth Proportional to 1,237,166.44, 1,707,208.86 and 727,770.40
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Solution
The fourth proportional to 1,237,166.44, 1,707,208.86 and 727,770.40 is: 1,004,275.60
Step by Step Solution
- Step 1: Write the proportion equation
1,237,166.44 : 1,707,208.86 = 727,770.40 : x - Step 2: Convert to fraction form
1,237,166.44/1,707,208.86 = 727,770.40/x - Step 3: Cross multiply
1,237,166.44x = 1,707,208.86 × 727,770.40 - Step 4: Simplify right side
1,237,166.44x = 1,242,456,074,925.74 - Step 5: Solve for x
x = 1,242,456,074,925.74/1,237,166.44 - Step 6: Final answer
x = 1,004,275.60
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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.