Finding the Fourth Proportional to 2,335,787.70, 3,222,777.01 and 1,368,397.95
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Solution
The fourth proportional to 2,335,787.70, 3,222,777.01 and 1,368,397.95 is: 1,888,031.80
Step by Step Solution
- Step 1: Write the proportion equation
2,335,787.70 : 3,222,777.01 = 1,368,397.95 : x - Step 2: Convert to fraction form
2,335,787.70/3,222,777.01 = 1,368,397.95/x - Step 3: Cross multiply
2,335,787.70x = 3,222,777.01 × 1,368,397.95 - Step 4: Simplify right side
2,335,787.70x = 4,410,041,453,791.13 - Step 5: Solve for x
x = 4,410,041,453,791.13/2,335,787.70 - Step 6: Final answer
x = 1,888,031.80
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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.