Finding the Fourth Proportional to 4,783,757.54, 6,602,342.67 and 2,851,139.12
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Solution
The fourth proportional to 4,783,757.54, 6,602,342.67 and 2,851,139.12 is: 3,935,023.32
Step by Step Solution
- Step 1: Write the proportion equation
4,783,757.54 : 6,602,342.67 = 2,851,139.12 : x - Step 2: Convert to fraction form
4,783,757.54/6,602,342.67 = 2,851,139.12/x - Step 3: Cross multiply
4,783,757.54x = 6,602,342.67 × 2,851,139.12 - Step 4: Simplify right side
4,783,757.54x = 18,824,197,437,070.54 - Step 5: Solve for x
x = 18,824,197,437,070.54/4,783,757.54 - Step 6: Final answer
x = 3,935,023.32
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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.