Finding the Fourth Proportional to 1,415,546.44, 2,113,055.41 and 1,310,180.52
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Solution
The fourth proportional to 1,415,546.44, 2,113,055.41 and 1,310,180.52 is: 1,955,770.55
Step by Step Solution
- Step 1: Write the proportion equation
1,415,546.44 : 2,113,055.41 = 1,310,180.52 : x - Step 2: Convert to fraction form
1,415,546.44/2,113,055.41 = 1,310,180.52/x - Step 3: Cross multiply
1,415,546.44x = 2,113,055.41 × 1,310,180.52 - Step 4: Simplify right side
1,415,546.44x = 2,768,484,035,862.61 - Step 5: Solve for x
x = 2,768,484,035,862.61/1,415,546.44 - Step 6: Final answer
x = 1,955,770.55
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.