Finding the Fourth Proportional to 4,807,467.57, 6,634,673.69 and 2,742,528.63
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Solution
The fourth proportional to 4,807,467.57, 6,634,673.69 and 2,742,528.63 is: 3,784,899.69
Step by Step Solution
- Step 1: Write the proportion equation
4,807,467.57 : 6,634,673.69 = 2,742,528.63 : x - Step 2: Convert to fraction form
4,807,467.57/6,634,673.69 = 2,742,528.63/x - Step 3: Cross multiply
4,807,467.57x = 6,634,673.69 × 2,742,528.63 - Step 4: Simplify right side
4,807,467.57x = 18,195,782,531,820.10 - Step 5: Solve for x
x = 18,195,782,531,820.10/4,807,467.57 - Step 6: Final answer
x = 3,784,899.69
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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.