Finding the Fourth Proportional to 4,248,629.48, 6,370,594.14 and 1,687,249.64
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Solution
The fourth proportional to 4,248,629.48, 6,370,594.14 and 1,687,249.64 is: 2,529,941.18
Step by Step Solution
- Step 1: Write the proportion equation
4,248,629.48 : 6,370,594.14 = 1,687,249.64 : x - Step 2: Convert to fraction form
4,248,629.48/6,370,594.14 = 1,687,249.64/x - Step 3: Cross multiply
4,248,629.48x = 6,370,594.14 × 1,687,249.64 - Step 4: Simplify right side
4,248,629.48x = 10,748,782,669,301.11 - Step 5: Solve for x
x = 10,748,782,669,301.11/4,248,629.48 - Step 6: Final answer
x = 2,529,941.18
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.