Finding the Fourth Proportional to 4,807,451.07, 6,634,650.94 and 2,742,512.11
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Solution
The fourth proportional to 4,807,451.07, 6,634,650.94 and 2,742,512.11 is: 3,784,876.90
Step by Step Solution
- Step 1: Write the proportion equation
4,807,451.07 : 6,634,650.94 = 2,742,512.11 : x - Step 2: Convert to fraction form
4,807,451.07/6,634,650.94 = 2,742,512.11/x - Step 3: Cross multiply
4,807,451.07x = 6,634,650.94 × 2,742,512.11 - Step 4: Simplify right side
4,807,451.07x = 18,195,610,525,129.98 - Step 5: Solve for x
x = 18,195,610,525,129.98/4,807,451.07 - Step 6: Final answer
x = 3,784,876.90
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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.